The young man spent as much time as he _____ over his lessons.
| A．went | B．can go | C．could going | D．could to go |
Has it been warned that all the students in this college _______ stay at their campus until the H1N1 flu has been controlled?
| A．can | B．will | C．may | D．shall |
This novel is set in the modern city, San Francisco, so once _______, it will be very popular.
| A．publishes | B．having published |
| C．published | D．publishing |
―What can I do for you?
―I'd like to buy a present for my son, ________ at a proper price but of great use.
| A．one | B．the one | C．which | D．that |
A long time ________ a person, which is really a truth.
| A．examines | B．checks | C．tests | D．experiments |
five minutes before the last bus left, we arrived at the station.
| A．There were; to go | B．With; to go | C．It was; left | D．It had; left |