Why did you keep it a secret from me ? I ____ about it .
| A．should be told | B．ought to have been told |
| C．should have told | D．ought to be told |
A good interpersonal relationship can help teamwork, which___benefits a company’s development
| A．in fact | B．in return | C．in turn | D．in practice |
The weather was so bad that we had to ______. Our journey became a failure.
| A．turn back | B．turn away | C．turn about | D．turn round |
He hurried out and ______the chair.
| A．knocked up | B．knocked off | C．knocked back | D．knocked over |
There were signs here and there, _____ visitors to look out for ______ rocks.
| A．warning; fallen | B．warned; falling | C．to warn; fallen | D．warning; falling |
I don't doubt ______ he will pass the tomorrow’s exam.
| A．that | B．whether | C．if | D．which |