9. This project is known to ?____? for three months.?
A. having been going onB. go on?
C. have been going onD. be going on?
10. ?____? the car accident, they would have arrived earlier.?
A. Except forB. But forC. BesidesD. Save for?
11. Jane is slow but her brother, on the contrary, is quick at ?____? the point of an argument.?
A. grabbingB. graspingC. capturingD. snatching?
12. In an attempt to get to the ?____? of the problem, the reporter interviewed every eyewitness.?
A. rootB. stemC. centerD. base?
13. The tourists ?____? through the fog, trying to read what was engraved on the gravestone Shakespeare had chosen for himself.?
A. peeredB. peepedC. glancedD. glimpsed?
14. The noise was so faint that you had to ?____? your ears to hear it.?
A. stirB. strengthenC. strainD. stride?
15. Because of the severe drought, the government has urged people to be ?____? with water.?
A. economicB. thriftyC. cautiousD. economical?
16. They came to inspect the house ?____? buying it.?
A. in the event of B. with a view to?
C. with reference toD. on account of ?
17. If a child is brought up in isolation away from human beings, he does not ?____? language.?
A. inquireB. requireC. acquireD. request?