He will come to understand your efforts sooner or later. It's just a matter of______.
| A．value | B．luck | C．time | D．fact |
When Tim ___ why he was late for school, he just kept silent.
| A．was asked | B．asked |
| C．was asking | D．is asked |
“Underground” is the only word in the English language _____ begins and ends with the letters “und”.
| A．what | B．that | C．who | D．whom |
This bus doesn’t go to the rain station. I’m afraid you’ll have to ____ at the library and take the A52.
| A．take off | B．put off |
| C．get off | D．turn off |
—Where shall we eat tonight?
—Let’s call Harry. He ____ knows the best places to go.
| A．only | B．nearly |
| C．seldom | D．always |
Choosing the right circle of the friends will ____ us a lot of troubles, heartaches and possibly a life of deep regret.
| A．save | B．share |
| C．keep | D．bring |