--- Has Li Lei finished his work today?
--- I have no idea, but he ______ it when I saw him this morning.
| A．had done | B．would do | C．was doing | D．did |
It was the most boring report we had ever had. It ___ four hours.
| A．ended | B．finished | C．was | D．lasted |
The thieves ran away as fast as possible at the ___ of the policemen.
| A．scenery | B．sight | C．view | D．scene |
I wished to make a round-the-world tour by plane but I hadn't enough money to pay for the ___.
| A．travel | B．trip | C．journey | D．tour |
____ my specially-made bicycle is being made for a long journey.
| A．In the moment | B．At the moment | C．For the moment | D．By the moment |
Mary always ___ some difficult questions to me.
| A．puts | B．asks | C．shows | D．sets |