| 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 |
| I have to go to work by taxi because my car _____ at the garage. |
A. will be repaired B. is repaired C. is being repaired D. has been repaired |
| Last year the number of students who graduated with a driving license reached 200,000, a (n) _____ of 40,000 per year. |
A. average B. number C. amount D. quantity |
| There were many talented actors out there just waiting ______. |
A. to discover B. to be discovered C. discovered D. being discovered |
| We give dogs time, space and love we can spare, and _____, dogs give us their all. |
A. in all B. in fact C. in short D. in return |
| Computers and mobile phones, though they are indeed making our life _____ and more _____, have reduced the need for face-to-face communications. |
A. easily; efficient B. easier; efficient C. easy; efficiently D. easily; efficiently |
| Swimming is my favorite sport. There is _____ like swimming as a means of keeping fit. |
A. something B. anything C. nothing D. everything |
| The practice of hanging clothes across the street is a common _____ in many parts of the city. |
A. look B. sign C. sight D. appearance |
| Water can absorb and give off a lot of heat without big changes in temperature, thus creating a _____ environment. |
A. peaceful B. sensitive C. common D. stable |