Niagara Falls is a great tourist _________, drawing millions of visitors every year.
| A．attention | B．attraction | C．appointment | D．arrangement |
It was not until 1920 ___ regular radio broadcasts began.
| A．when | B．which | C．that | D．since |
Are you feeling ___?
| A．any well | B．any better | C．quite good | D．quite better |
There will be a ___ football match on TV tonight.
| A．living | B．alive | C．live | D．lively |
He teaches in ___ university and is ___expert on politcs.
| A．an, a | B．the, a | C．a. an | D．a. the |
Wang Ping hesitated for ___ before he ___ to the question.
| A．sometime, replied | B．some time, replied | C．sometimes, answered | D．some time, answered |