18. When Tom woke up, he found himself_______in bed, with his bag beside him.
| A．lying; laid | B．lying; lay | C．lie; lying | D．lied; lied |
_____ the early flight, we ordered a taxi in advance and got up early．
| A．Catching | B．Caught |
| C．Catch | D．To catch |
It is the third time that she has won the race, ______ has surprised us all．
| A．that | B．where | C．which | D．what |
Sit down, Emma．You will only make yourself more tired,________on your feet．
| A．to keep | B．keeping |
| C．having kept | D．to have kept |
We __________back in the hotel now if you didn’t lose the map．
| A．are | B．were |
| C．would be | D．will be |
Nowadays people become more and more practical and buy only ____they need．
| A．where | B．which | C．when | D．what |