She was moving out of her old apartment she suddenly realized that the key to the new apartment wasn’t on her.
| A．until | B．once | C．when | D．before |
Let him who tied the bell onto the tiger take it off -- _____ started the trouble should end it.
| A．whomever | B．who |
| C．whoever | D．anyone |
Social networking is an important factor _______ business success.
| A．devoting to | B．appealing to |
| C．attaching to | D．leading to |
During the expedition in the mountains we passed through a place where in a little while we all lost out ______ of direction.
| A．sense | B．feeling |
| C．idea | D．ability |
He is free now, so he ______ go with us, but he hasn’t decided yet.
| A．shall | B．must |
| C．may | D．will |
–I’m glad to be offered the job. Shall I start tomorrow?
– ______. See you tomorrow.
| A．That’s hard to say | B．That depends |
| C．That’s all right | D．That would be great |