I’m afraid he is more of a talker than a doer, which is _________ he never finishes anything.
| A．that | B．when | C．where | D．why |
In time of serious accidents, ________ we know some basic things about first aid, we can save lives.
| A．whether | B．until | C．if | D．unless |
The parents suggested ________ in the hotel room but their kids were anxious to camp out during the trip.
| A．sleep | B．to sleep | C．sleeping | D．having slept |
________ by the beautiful scenery of the West Lake, the foreigners decided to spend another two days in Hangzhou.
| A．Attracting | B．Attracted | C．To be attracted | D．Having attracted |
Our food supply ________. We'd better get some in case there's none left.
| A．is running out | B．has run out of |
| C．is using up | D．has used up |
________， the football game has been decided not to be put off.
| A．Heavily as did it rain | B．As it rained heavily |
| C．Heavily as it rained | D．As heavily it rained possible |