As far as we know, Tom spends at least as much time watching TV as he _.
| A．does writing | B．writes | C．writing | D．does to write |
Not that I’m unwilling to lend you a hand , ____I’m too busy for the moment .
| A．because | B．but that | C．but | D．however |
Jack had traveled six miles across the Channel _____his engine failed and was forced to land on the sea .
| A．when | B．until | C．after | D．since |
—When did he leave the classroom?
—He left _____you turned back to write on the blackboard.
| A．the minute | B．the time | C．until | D．before |
____he thought he was helping us with the work, he was actually in the way.
| A．Although | B．Unless | C．Because | D．When |
Hearing his words ,I couldn’t decide _____or remain .
| A．whether to go abroad | B．if I go abroad |
| C．if to go abroad | D．to go abroad |