To _______ good relationships with your teachers and classmates, you should learn to be on good terms with them.
| A．bring up | B．add up | C．keep up | D．take up |
You were silly __________ your car, otherwise it wouldn’t have been stolen.
| A．not locking | B．to not lock | C．not having locked | D．not to lock |
The health organization is ___________ its tenth anniversary this year.
| A．congratulating | B．being congratulated | C．celebrating | D．being celebrated |
He was severely injured in the war and his __________ prevented him from holding any job.
| A．inability | B．disability | C．hurt | D．pain |
_______ with a difficult situation, Arnold decided to ask his boss for advice.
| A．To face | B．Having faced | C．Faced | D．Facing |
Halfway up the mountain we stopped to ______________.
| A．keep our breath | B．hold our breath | C．be out of breath | D．take breath |