Was it because of the bad weather _____ the sports meeting had to be put off till next Friday?

      we first heard of the man referred to as a computer specialist in software.

I saw Tom in the meeting-room, so he      attend the meeting.

It was in 1969 ________ two Americans went to the moon by spaceship.

I’m just wondering ______ I first met Tom.

I really don’t know____I had my walet stolen.

What       makes him so upset?

—Was it in April, 1970         China succeeded              sending its first satellite into space?
—Yes, that’s right.

----Where did you put the broom,Tom?
-----I _______it behind the door．But now it is gone．

It is in the west of China _____ there is no doubt _____it is going to rain tomorrow.