James has just arrived, but I didn’t know he ________ until yesterday.
| A．will come | B．was coming |
| C．had come | D．came |
----I’m sure Andrew will win the first prize in the final.
----I think so. He ______for it for months.
A. is preparing B. was preparing
C. had been preparingD. has been preparing
Better wear special clothing, a helmet and a life jacket, just ______ your raft gets upside down or even sinks.
| A．in case | B．so that | C．as though | D．in order that |
I found that the homework was ______ I used to get in my old school.
| A．not heavy as what | B．as not heavy as that |
| C．not as heavy as that | D．not as heavy as what |
Though the medicine for my disease______, I should often______ at home or in the open air.
| A．works out; work out | B．is working; work out |
| C．is working out; work | D．works; work |
We’ve booked a room in the center of town for the guests ______they can stay for three days.
| A．when | B．which | C．where | D．whom |