．— Why didn’t you tell me the truth that day? — I _____, but you _____ for Fuzhou when I went to see you．

—You didn’t invite Mary to the ball?—____ her, too? 

We______________last night，but we went to the concert instead.

The tourists didn’t stop to rest at each station because it ______them down.

—___the new comer join us in the work?—Certainly! We are short of hands presently．