首先，语速太快并不是一件好事，因为这样会导致每个词的发音不清晰（长双元音模糊 / 多音节词吞音），并且语速越快越容易舌头打结。PTE的所有官方评分标准内都没有‘语速越快流利度分数越高’这一项表述，所以同学们在考试时找到自己习惯并且舒服的语速即可，千万不要盲目的追求快语速！
I need to go out to buy some food for my dinner tonight.
Modern Food Production
Globalization has affected what we eat / in ways we are only beginning to understand. / Modern food production / is no longer related to our biological needs / but is in direct conflict with them. The relationship between diet and our fertility, / our cancer, / heart disease and mental illness / is becoming clear. / Yet much of our food is nutritionally bankrupt.
Reinvent the World
Yet it is precisely in observing the intertwining / of success and failure / that Chasing the Flame makes its greatest mark. / With piercing insight and relentless logic, / it reveals the pitfalls of international politics / and details an intricate struggle between individual and institution. / It haunts us with the poignant truth / that even a great man can do only so much / to reinvent the world.
The department determines whether or not / the candidate has passed the examination. / In cases where / an appearance for the final public oral examination/ would constitute a substantial financial hardship for the candidate, / the director of graduate studies, / may recommend to the dean of the Graduate School for a virtual , / video-conferenced examination of the candidate.
Companies will want to be known / not just for the financial results they generate, / but equally for the imprint / they leave on society as a whole. / First, / ensuring that their products contribute positively. / Second, / operating in a way / that approaches a “net-neutral” impact / to the natural environment. / And third, / cherishing their people.
A constellation is an area on the celestial /sɪˈles.ti.əl/ sphere / in which a group of stars forms an imaginary outline or pattern, / typically representing an animal, / mythological /ˌmɪθ.əlˈɒdʒ.ɪ.kəl/ person or creature, / or an inanimate object. / The origins of the earliest constellations / likely go back to prehistory.
Global Financial Crisis
New research shows that / during the global financial crisis, / workers who stayed in jobs / did not reduce their working hours, / despite the claims that / cuts in hours have led to job losses. / A study found that / the life of people who stayed with the same employer / remained relatively unchanged.
The brain is divided into its hemispheres /by a prominent groove /ɡruːv/. At the base of this / lies nerve fibers / which enable these two halves of the brain / to communicate with each other. / But the left hemisphere usually controls movement and sensation / in the right side of the body, / while the right hemisphere similarly controls the left side of the body.
Three Important Issues
The most important issue / is concerned with the problem of funding. / Social services receive different donations or grants / from the government. / However, / these sums are not sufficient for the solution of all problems. / The second most important issue consists of huge spending. / The money / social services achieve / is not enough for normal functioning./The third problem, / affecting human services, / is the lack of skilled and experienced employees.
For the first two or three years / after the Second World War,/ a new title would often sell out / within a few months of publication. / However, / unless public demand for the book / was unusually high, / they were rarely able to reprint it. / With paper stocks strictly rationed, / they could not afford to use up precious paper / or tie up their limited capital with a reprint.
The starting point of Bergson’s theory / is the experience of time and motion. / Time is the reality we experience most directly, / but this doesn’t mean that / we can capture this experience mentally. / The past is gone / and the future is yet to come. / The only reality is the present, / which is real through our experience.
The Atlantic /ətˈlæn.tɪk/ coast of the peninsula /pəˈnɪn.sjə.lə/ / can be thought of as the cold side, / and the sea on this coast tends to be clear and cold, / with a variety of seaweeds growing along the rocky shoreline. / On a hot day, / however, / this cold water can be very refreshing / and is said to be less hospitable /hɒsˈbɪt.ə.bəl/ to sharks, / which prefer warmer waters.
A thesis is a claim that you can argue for or against. / It should be something that / you can present persuasively and clearly / in the scope of your paper, / so keep in mind the page count. / If possible, / your thesis should also be somewhat original.
Succulent /ˈsʌk.jə.lənt/ plants
Most succulent plants are found in regions / where there is little rainfall, /dry air, plenty of sunshine, /porous /ˈpɔː.rəs/ soils, /and high temperatures during part of the year. /These conditions have caused changes in plant structures, / which have resulted in greatly increased thickness of stems /stem/, leaves, / and sometimes roots, / enabling them to store moisture /ˈmɔɪs.tʃər/ from the infrequent rains.
The latest scientific evidence / on the nature and strength of the links between diet and chronic diseases / is examined and discussed in detail / in the following sections of this report. / This section gives an overall view of the current situation / and trends in chronic diseases / at the global level.
The United States is at present / the world’s market for motor cars and trucks. / An agent for the U.S. Bureau of Foreign and Domestic Commerce / reports a prosperous condition of affairs prevailing in Japan, / which is buying more automobiles, / especially large cars, / than ever before.
It was found that / while many companies express interest / in Jacobson’s use case approach, / actual scenario usage often falls outside / what is described in textbooks and standard methodologies. / Users therefore face significant scenario management problems / not yet addressed adequately / in theory or practice, / and are demanding solutions to these problems.
While far fewer people these days write letters / and therefore have less use for stamps, / there are still a few categories of stamps / which attract collectors. / Stamps in common use for an indefinite period – / until the price goes up / – are called “definitive” issues, / while a more collectible type of stamp is the “commemorative” issue, / honoring people, / events and anniversaries.
The Royal Institution
The Royal Institution is an organization / that has been around for 209 years. / Many of the people that have worked here / have been scientists themselves, / including Michael Faraday. / He made the discoveries / that may be generating a using electricity much easier, / making it possible for us all to switch on lights, / cook for dinner, / play games consoles much more.
Moon and Imbrium Basin
The asteroid that slammed into the moon / 3.8 billion years ago / creating the Imbrium Basin / may have had a diameter of at least 150 miles, / according to a new estimate. / The work helps explain puzzling geological features / on the moon’s near side / and has implications for understanding the evolution of the early solar system.
We all know about bacteria, / viruses and microscopic protozoa. / We can watch the way / that these tiny agents move into our bodies / and damage our organs. / We have a growing understanding / of how our body mounts defensive strategies / that fight off these invaders, / and have built some clever chemical / that can help mount an assault on these bio-villains.
Carbon Dioxide Emission
When countries assess their annual carbon dioxide emissions, / they count up their cars and power stations, / but bush fires are not included – / presumably because they are deemed to be events / beyond human control. / In Australia, / Victoria alone sees several hundred thousand hectares / burn each year; / in both 2004 and more recently, / the figure has been over 1 million hectares.
Before the discovery of Australia, / people in the old world were convinced that / all swans were white, / an unassailable belief / as it seemed completely confirmed by empirical evidence. / The sighting of the first black swan / might have been an interesting surprise for a few ornithologists, / but that is not where the significance of the story lies.