______recent report stated that the number of Spanish speakers in the U. S . would be higher than the number of English speaker by_____ year 2090.
A, the B. A, / C. The ,/ D. The, a
He was about to tell me the secret _____ someone patted him on the shoulder.
| A．as | B．until | C．while | D．when |
He’s got himself into a dangerous situation _____ he is likely to lose control over the plane.
| A．where | B．which | C．while | D．why |
I have waited for her since _____.
| A．two hours ago | B．two hours before |
| C．two hours | D．two hour’s time |
We were all surprised when he made it clear that he _____ office soon.
| A．leaves | B．would leave | C．left | D．had left |
30. --- I’d rather have some wine , if you don’t mind.
--- ____ .
| A．No , you’d better not | B．Not at all , anything you want |
| C．Thank you , all the same | D．Yes, but not good |