1 . 中国成语值得学习。
Chinese idioms ________________.

2 . All the people present at the meeting think that the problem is worthy of ________ (discuss). (所给词的适当形式填空)

3 . ______(examine) once every two years, whether it is a car, a bus or a lorry, is the rule that all drivers must obey in our country. (所给词的适当形式填空)

4 . The hiker started wearing insect repellent to avoid ________ (bite) by mosquitoes in the dense forest. (所给词的适当形式填空)

5 . After ________(appoint) as an ambassador for UNICEF, she was committed to charity. (所给词的适当形式填空)

6 . We must do what we can to prevent the rivers from __________(pollute) by factories. (所给词的适当形式填空)

7 . I appreciate ________ (give) the opportunity to join in the activity. (所给词的适当形式填空)

8 . 这本书值得一读。
The book is worthy   ________.

9 . The endangered antelopes are well worthy of_________(protect). （所给词的适当形式填空）

10 . The foreign friends you referred to are looking forward to ________ (show) around your university. （所给词的适当形式填空）