Ⅰ、1、first，last
2、very
3、but
4、big
5、city
6、he
Ⅱ、7、They aren't my good friends
8、Is your computer on the table？
9、Are you a good student？Yes，I am，
No，I'm not
Ⅲ、10-13：B C B A
15-18：B A B C B
19-22：C B C D
Ⅳ、23、Everyone，is
24、the capital of
25、where is，from
26、but，isn't
27、isn't from
28、given name/first name
29、It's nice to
30、is my