1 . But my connection with pandas goes back to my days on a TV show in the mid­1980s, ________ I was the first Western TV reporter.（用适当的词填空）                                                                                                                                                                                                                    

2 . The sports meeting will be postponed until June 2^nd, _________all the people are available.

A．which

B．whose

C．when

D．that

3 . Mr. Smith owned this oil painting until the early 1990s, ________ he gave it to his grandson.

A．where

B．when

C．as

D．so

5 . We will put off the picnic until next week, ________ the weather may be better. (用适当的词填空)

6 . The human has entered the AI era, ________ robots are used in ordinary life, bringing great convenience to people. (用适当的词填空)

7 . The National Day falls on October 1st, ______ he was born. （用适当的单词填空）

8 . We will put off the picnic in the park until next week, ________ the weather may be better.

A．that	B．where
C．which	D．when

9 . The conference will be put off until next week, ________ we will have made all the preparations.

A．which	B．in which
C．when	D．on which