1 . I feel greatly honoured ________ (give) such a chance to express my thanks and gratitude to those in support of the project all the time.(所给词的适当形式填空)

2 . They must be anxious________ know the particulars. （用适当的词填空）

3 . The professor could hardly find enough grounds on which________(base) his arguments in favour of the new theory. （所给词的适当形式填空）

4 . It is human beings that are ________ (blame) for the air pollution.（所给词的适当形式填空）

5 . 单句语法填空
1. Then came the ____________ (disturb) news that Dolly had become seriously ill.
2. Before their flight, the astronauts had to learn how ____________ (live) in outer space.
3. Do you think the medicine will have any effect____________ your headache?
4. ____________ (compare) with his younger sister, Jerry is even more sensitive, and more easily troubled by emotional problems.
5. ____________ (offer) an important role in a new movie, Andy has got a chance to become famous.
6. In terms of skill,   Kevin Garnett is believed ____________ (be) one of the best and most talented basketball players in the USA.
7. Candidates are expected to be skilled at ____________ (operate) a computer by this company.
8. The famous musician, as well as his students, ____________ (invite) to perform at the opening ceremony.
9. I don’t know why she is looking at me as if she ____________ (know) me; I’ve never seen her before in my life.
10. —Why not buy a computer for your brother?
—I’d like to, but I can’t afford ____________ (purchase) such an expensive gift.

6 . 单句语法填空。在空白处填入适当的内容(1个单词)或括号内单词的正确形式，每空最多填3个词。
1. I found a ___ (dust) bag under the bed when I was cleaning up my room last night.
2. Most teachers are greatly concerned ___ the growth of their students.
3. This is the first time I _____ (be) here, so I don't know anything about this place.
4. Many students believe that they will choose their courses and universities ___(base) on their own interests.
5. They are faced with the same kinds of challenges and problems in life __ you are.
6. People with disabilities are now doing many things to ___ (rich) their lives.
7. He had promised his mother he wouldn't watch TV plays, but he was ___ (exact) doing that last night.
8. With the help of kind people, she gradually recoverd __ her terrible mood and began to look for happiness.
9. While ___ (walk) along the road, Mr Smith met an old friend of his.
10. Believe ___ or not, all such possibilities should be considered while you are dealing with this problem.