_____ in the mountains for a week, the two students were finally saved by the local police.
| A．Having lost | B．Being lost | C．Lost | D．Losing |
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 |
She had golden hair when she was a child, but_________ she got older and older, her hair went darker and darker.
| A．while | B．when | C．after | D．as |