1 . 从方框中选择适当的单词并用其适当形式填空。

mention   influence   quality   replace   possible

1. Everything is ________ if you work hard at it.
2. No one can ________ Wang Li to take part in the tennis match in my class.
3. Don’t let others’ ideas ________ your own decision. Be yourself.
4. The author ________ his family many times in his new book.
5. Liu Dong is an excellent student with good ________.

2 . He has made much preparation for the English speech contest, so he is very ________. (confidence)

3 . Don’t be ________ (紧张的) when you speak English.

4 . They are very friendly. （改为感叹句）
________ ________ they are!

5 . All of us are _______ (surprise) to hear the bad news.

6 . This maths problem is very ________ (challenge), but I want to solve it.

7 . 戴维不像他哥哥那么聪明，但他很勤奋。
________________________________________________

8 . I felt very n________ when I first made a speech in public.