I still remember __________ chess in class by my teacher about twenty years ago.
| A．to be caught to play | B．being caught playing |
| C．catching play | D．having caught playing |
He pretended _______ a book when his mother entered the room.
| A．to read | B．to have read | C．reading | D．to be reading |
The production of the factory has grown to _____ in 1999.
| A．twice as it was | B．twice what it was |
| C．as twice as it was | D．twice that it was |
What troubled the teacher was that no one present made an answer when asked who had broken the glasses, so he didn’t know who _____________.
| A．was blamed | B．was to be blamed | C．was to blame | D．would be blamed |
____ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
| A．If | B．As | C．Because | D．While |
I told her we weren’t going to be friends any more because she couldn’t ________ .
| A．keep her word | B．have her word | C．keep her words | D．have her words |