The wire was found broken. And ______, there happened to be no one getting near.
| A．therefore | B．however |
| C．otherwise | D．fortunately |
Hurry up﹗The train ______. You know it ______ at 9:00 am.
| A．leaves; leaves | B．leaves; is leaving |
| C．is leaving; leaves | D．is leaving; is leaving |
Is this the first time you_______ Beijing?
| A．have visited | B．was visiting |
| C．visited | D．has visited |
His singing career began to ______ in the late 1990s.
| A．get off | B．take off |
| C．put off | D．set off |
Tsinghua University, ______ in 1911, is home to a great number of outstanding figures.
| A．found | B．founding |
| C．founded | D．to be founded |
__________ you know, this is the day the quake happened
| A．It | B．As | C．That | D．What |