1 . ________(commit) to ridding the world of poverty, he made intense efforts to develop a new variety of rice. (所给词的适当形式填空)

2 . It is universally a ________ that it's very difficult to shake off bad habits. (根据首字母单词拼写)

3 . The students have been working hard on their lessons and their efforts will be r________ with success in the end. (根据首字母单词拼写)

4 . With his bag ________(pack), he placed it on the desk and went to sleep. (所给词的适当形式填空）

5 . The English Speaking Contest s________ by the Students’ Union is quite a success. (根据首字母单词拼写)

6 . The   boss   asked   his   secretary   to   keep him well ________ (inform) of the programme’s progress. （所给词的适当形式填空）

7 . The books in the library are well c________ so that it is easy to find a specific one.

8 . This house has long been a________, for there’s thick dust everywhere.

9 . ________ (accuse) of involvement in a murder, he was taken away by the police. （所给词的适当形式填空）

10 . It shames me to say it, but I told a lie when _________ at the meeting by my boss.

A．questioning

B．having questioned

C．questioned

D．being questioned