It seems that water from this tap ________ for some time.We'll have to take it apart to put it right.
| A．had leaked | B．is leaking |
| C．leaked | D．has been leaking |
He took away my key saying he was not about to let me sit _______ the wheel of a vehicle when I couldn’t even walk straight.
| A．behind | B．between | C．above | D．beneath |
That night, trapped alone in the mountain, she felt cold, hungry and scared. She _______.
| A．should have cried | B．might cry |
| C．would cry | D．could have cried |
Easy as the problem is _______, I’m still worried about _______ another breakdown.
| A．worked out; there is | B．to work out; there being |
| C．working out; it is | D．to be worked out; it being |
I don’t know how he made his money _______. I only know now he is really rich.
| A．steadily | B．originally |
| C．apparently | D．permanently |
In some countries, many students participate in various programs, _______ they learn about the sense of responsibility by volunteering their services.
| A．which | B．when | C．where | D．that |