Ⅰ．根据括号内的要求，写出单词的正确形式

1．amazing(动词)________

2．action(动词)________

3．achievement(动词)________

4．composer(动词)________

5．invent(名词)________

6．history(形容词)________

7．different(名词)________

8．teach(过去式)________

9．assist(名词)________

10．electric(名词)________

11．arrange(名词)________

12．meaningful(名词)________

13．equipment(动词)________

14．receive(名词)________

15．take(过去分词)________

16．last(过去式)________

17．hero(复数)________

Ⅱ．把A栏中的单词与B栏中的英文释义搭配起来

Ⅲ．用以上两题所给单词的适当形式填空

1．As the saying goes：“________ speak louder than words．”

2．It makes no ________ to me whether you go or not．

3．October 1, 1949 is a ________ occasion for our country．

4．An ________ iron may start a fire if it is not turned off．

5．We still need some useful pieces of ________ for the kitchen．

6．How long do you think this storm will ________?

7．He was ________ as an honoured guest at the White House．

8．No one has been chosen for the ________ role．

9．Good health care is of ________ importance．

10．Scientists are afraid that one day an even bigger ________ will hit the area．