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1. The room is so dirty. Let's give it a t_____ cleaning.
2. A number of nations have already been in armed c_____ over water, and
reduced rainfall in the west of the US has resulted in huge forest fires.
3. A c_____ needle always points north.
4. The flight's d_____ time was 10am.
5. The sea turtle is an e______ species.
6. The brain c_____ of grey and white matter.
7. In the article, his privacy was e_____ to the public.
8. I haven't contacted Tom for ages. It is b_____ my dreams to have received
a letter from him.
2. Even simple things like using ______(再生纸) or switching off the lights when you leave a room can help.
3. When one of my teammates had his leg hurt, I _______(要求停止) the match.
4. Promise me not to ______(提到) the matter again.
5. _______(展望未来), scientists believe that global warming could be one of the biggest environmental
problems facing the 21st century.
6. We are hoping to _______(结束) the negotiations this week.
7. The whole village_______ (彻底毁灭) by the floods.
8. The last few years have seen environmental disasters ________ (大规模地).
9. It's time we ________(维护,保卫) our rights.
10. They _______(已经提出) a plan for teaching the level of traffic.
阅读下面的短文，短文中有10个空格。请根据语境或使用括号中词的适当形式填空。
Many people keep small fish 1________ pets．They keep them in a tank of water．The tank is made of glass．People can 2________ through it．They can see inside the tank and watch the fish．
The fish need room．They mustn’t be crowded．They need 3________ to breathe．4________ must be enough water for all fish．So the size of the tank is very important．
In the tank people put small plants 5________ are good for fish．They give oxygen to the water．Plants help in other ways, too．They can hide 6________ the plants and sleep, lay eggs there．
The fish 7________ be kept in water all the time．Some can jump high．So the tank should be covered．This keeps the fish 8________(jump)out．
The fish need food and should be fed every day．But 9________ you give them too much food, it is very bad,for the extra food will fall to the bottom and make the water dirty．So the fish should get just enough food and finish 10________ in ten minutes．Nothing should be left．
仔细阅读下面的短文，短文中有10个空格。请根据语境或按照括号内的具体要求完成语法填空。
The fax has greatly changed office work, especially in China．When you place a sheet of paper in a fax machine, the machine“reads”the writing on the page and changes the shapes of letters 1 electronic signals．It then sends these signals down an ordinary telephone line to another fax machine, 2 changes the signals back into the shapes of letters．You can imagine 3 useful this is, particularly in 4 like China and Japan, which use written characters not letters．It is also useful for sending pictures, designs, maps and so on．
Sending a fax is more expensive than 5 (post)a letter, but much quicker．For example, you can send information abroad immediately, but mailing a letter might 6 a week or so． 7 (连词)you want to send a letter to an office abroad that is in a different time zone, you can send a fax, and it will 8 (receive)even though the office is not open．There are two other points to consider．First, remember that a fax can be read by anyone, so be 9 (care)what you send!Second, do not start faxing everything!It is much cheaper to post or email a long report 10 to fax it．
(探究题)根据语境在空白处填入合适的单词
Joe Sanders has the ________(4 letters)beautiful garden in our town．Nearly everybody enters for “The Nicest Garden Competition” each year, but Joe wins every time．Bill Frith’s garden is ________(6 letters)than Joe’s．Bill works harder than Joe and grows ________(4 letters)flowers and vegetables, but Joe’s garden is ________(4 letters)interesting．He has made neat paths and has built a wooden bridge over a pool．I like gardens too, but I do not like hard work．Every year I enter for the garden competition too, and I always win a little prize for the ________(5 letters)garden in the town!