Walking alone in the dark, the boy whistled to ___ his courage.
| A．hold up | B．keep up | C．set up | D．take up |
_____ with a good education can apply for the job.
| A．Who | B．Whoever | C．Anyone | D．Who ever |
He just does what he pleases and never _____ about anyone else.
| A．think | B．thinks | C．thinking | D．thought |
They kept trying _____ they must have known it was hopeless.
| A．if | B．because | C．when | D．where |
An awful accident, however, _____occur the other day.
| A．does | B．did | C．has to | D．had to |
Little Jim is going to spend his holiday in Paris, _____ lives his uncle.
| A．which | B．who | C．where | D．that |