1、I heard that you really had a wonderful time at John's birthday party, _____?

　　A. didn't I　　B. didn't you　　C. hadn't you　　D. will you

　　2、No matter how frequently _____ the works of Beethoven always attract a large number of people.

　　A. performing　　B. performed　　C. to be performed　　D. being performed

　　3、_____ their real economic situations, they got some relief fund from the government.

　　A. Considering　　B. Considered　　C. Having been considered　　D. Being considered

　参考答案&解析：

　　1、B　含宾语从句和定语从句的主从复合句，反意疑问句按主句变；但是在含有宾语从句的主句中主语是第一人称时，反意疑问句按从句变。故答案为B。

　　2、B　在让步、时间等状语从句中，如果主从句中主语一致，从句中谓语含be动词，可以将从句中的主语和be省略，即在how 后加they (the works) are，再分别与选择项搭配，就能得出正确答案。故答案为B。

　　3、A　considering“考虑到”，而 considered“被认为”，根据全句含义，句中主语they和considering是主动关系。故答案为A。