A)根据句意和汉语注释，写出单词的正确形式

1．Since we are in a team now，we have to work_______ (密切地)with each other．

2．I need to work really hard to_______ (实现)my dream．

3．I have to say this is not an easy_______ (任务)． You have to try your best to finish it．

4．He has had three_______ (银牌)and he really wants to get the first prize．

5．He has_______ (训练)hard for a long time，but he is still not fit for the job．

6．Can you help me to write an_______ (介绍)to your talk?

7．We have finished one of the_______ (项目)on time．

    B)根据对话内容，写出句中所缺单词

8．-Michael Phelps won eight_______ at 2008 Beijing Olympic Games．

   -Really? That means he got the first prize in eight swimming events．

9．-Who's your tennis_______?

   -Mr Li．He has taught people to play tennis for seven years．

10．-Who do you think need our help most?

   -_______ people．They can't see anything and 1ife must be hard for them．