7．用方框中所给单词的适当形式填空，每词仅用一次．
56．We asked her to help us，but sherefused．
57．You look reallycool with these sunglasses．
58．He enjoys reading books andmagazines when he is free．
59．Rita opened the door and found Dick walkingaroundoutside．
60.1began tomiss my family soon after I arrived in London．
| around，refuse，miss，magazine，cool |
57．You look reallycool with these sunglasses．
58．He enjoys reading books andmagazines when he is free．
59．Rita opened the door and found Dick walkingaroundoutside．
60.1began tomiss my family soon after I arrived in London．
6．What is the weather like in China？Spring is warm in most parts（31）AChina．It usually begins in February or （32）C．Summer is often very （33）A．It （34）Babout three months．The honest （35）Bare July and August．Autumn starts in August．The （36）Acan be quite cool in autumn．Winter （37）Cin November．January is the （38）Bmonth．You need to wear warm （39）Cin winter．The best time to come to my hometown is in spring （40）Bautumn．
| 31．A．of | B．to | C．outside |
| 32．A．January | B．April | C．March |
| 33．A．hot | B．cool | C．cold |
| 34．A．comes | B．lasts | C．goes |
| 35．A．time | B．months | C．seasons |
| 36．A．weather | B．day | C．night |
| 37．A．finishes | B．goes | C．starts |
| 38．A．hottest | B．coldest | C．warmest |
| 39．A．shirts | B．blouses | C．clothes |
| 40．A．but | B．or | C．nor |
5．March 20th is World Water Day every year．According to a report from the United Nations，more than half of the world's major rivers have serious water loss and are polluted．
The Yellow River，the world's fifth longest river，watered some of the oldest farms on earth．But now it has a serious problem．（68）FIn most of the past 35years，it didn't reach the sea．
The Nile in Egypt，running 6，650km，is the longest river in the world．（69）C Now it is down to 2billion m'or so．Australia's Murray River reaches the sea only every other year．One fifth of America's Rio Grande has no water，either．
（70）D
Mostly it's damming （筑坝） and global warming that make rivers dry．
（71）A Now about 45，000of them lie across the world's rivers．They hold back around 15% of the world's fresh water from running to the sea．
Global warming is making things worse．Warmer weather takes water away．The glacier （冰川） are becoming smaller．（72）BGlobal warming has had certain effects on water sources （源头）．Droughts （干旱） happening around the world make people pay more attention to this fact．
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The Yellow River，the world's fifth longest river，watered some of the oldest farms on earth．But now it has a serious problem．（68）FIn most of the past 35years，it didn't reach the sea．
The Nile in Egypt，running 6，650km，is the longest river in the world．（69）C Now it is down to 2billion m'or so．Australia's Murray River reaches the sea only every other year．One fifth of America's Rio Grande has no water，either．
（70）D
Mostly it's damming （筑坝） and global warming that make rivers dry．
（71）A Now about 45，000of them lie across the world's rivers．They hold back around 15% of the world's fresh water from running to the sea．
Global warming is making things worse．Warmer weather takes water away．The glacier （冰川） are becoming smaller．（72）BGlobal warming has had certain effects on water sources （源头）．Droughts （干旱） happening around the world make people pay more attention to this fact．
| A．Dams hold water to irrigate （灌溉） fields and make power． B．The source of the Yellow River is drying up because of it． C．It used to carry 32billion m'of water a year． D．How does it happen？ E．Factories pour waste water into rivers directly． F．Its source on Qinghai-Tibet Plateau is drying up． |