There was a traffic jam．________, he was late．?

A．As a result

B．As a result of

C．As the result

D．As result

These articles are written in simple language, ________ makes it easy to read．

A．that

B．this

C．which

D．it

Only then ________ the importance of my health．

A．did I realize

B．had I realized

C．I realized

D．I had realized

I will ________ Jane today, as she can't come to the meeting herself．

A．take place

B．take place of

C．take the place

D．take the place of

The stone bridge ________ last year is very beautiful．

A．built

B．was built

C．being built

D．to be built

Not until the early years of the 19^th century ________ what heat was．

A．man did know

B．did man known

C．didn't man know

D．did man know

Tom kept quiet about the accident ________ lose his job．

A．so not as to

B．so as not to

C．so as to not

D．not so as to

We must work hard to ________ a good knowledge of English．

A．take

B．acquire

C．catch

D．hold

A driver should ________ the road when ________．

A．concentrate on; drive

B．concentrate in; driving

C．concentrate to; drove

D．concentrate on; driving

________ in a friendly way, their quarrel came to an end．

A．Being settled

B．Settled

C．Settling

D．Having settled