The police were seeking more information to find out ______ the rich merchant.
| A．who was it that killed | B．who it was that killed |
| C．it was who killed | D．who was it killed |
Rather than _______ on a crowded bus, he always prefers________ a bicycle．
| A．ride; ride | B．riding; ride | C．ride; to ride | D．to ride; riding |
I can still remember ______ it was so long ago.
| A．or | B．as if | C．but | D．even if |
It was the first time that I __________ the night face to face.
| A．had seen | B．have seen | C．see | D．seeing |
To improve your spoken English, you’d better listen to the tape ______.
| A．generally | B．fluently | C．frequently | D．gradually |
Ten minutes later，a bus ______ and everybody got on it.
| A．came up | B．added up | C．looked up | D．put up |