_____60 miles a day，you need your mountain bike in a very good state.
| A．Cover | B．Covered | C．To cover | D．Having covered |
Your composition is good _______ some spelling mistakes.
| A．except | B．except for | C．beside | D．besides |
Dark glasses can _____ your eyes ______ the sunlight.
| A．prevent; from | B．save; from | C．stop; from | D．protect; from |
We didn’t have much difficulty _______ the company.
| A．found | B．to find | C．in finding | D．find |
I'll never forget the day _________ I was born．
| A．when | B．that | C．on which | D．both A and C |
Although the number of competitors ___ limited, a number of our classmates ___ eager to take part in it.
| A．are; are | B．are; is | C．is; are | D．is; is |