用括号内所给单词的正确形式填空。

1. All the boys are looking forward to _____ (go) forward _____ (feel) the animals.

2. The bird was lucky, and it just missed _____ (catch).

3. I always prefer _____ (start) early rather than _____ (leave) everything to the last minute.

4. _____ (walk) is a good form of exercise for both men and women.

5. While shopping women sometimes can't help _____ (persuade) into buying more clothes than necessary.

6. — What made Jane so upset? 

    — _____ (lose) the ring her husband bought her for her birthday.

7. Once your business becomes international, _____ (fly) constantly will be part of your life.

8. Do you think it of any use _____ (argue) with him any more? We are wasting our time _____ (try) to

    persuade him to give up the idea.

9. _____ ( find) a job in such a big company has always been beyond his wildest dream.

10. — Maybe you've forgotten _____ (post) my letter. 

     — How could I?I remember _____ (put) the letter into the letter box.