Let’s go and play ______ ping-pong. I don’t want to play ______ violin.

I’d like to invite you to dinner this Sunday, Mr．Smith． —_____．

Come and see me whenever ______.

____ old man behind Mary is _____ university teacher.

You can call me __________ 0512-51234567 or e-mail me __________lily@changshu.com.cn mailto:lily@changshu.com.cn.[ ]