When I drove to the school gate, I found myself ________ in the traffic jam．

A．catching

B．to catch

C．caught

D．to be caught

I'd like to start my own business –that's ________ I'd do if I had the money．

A．why

B．when

C．which

D．what

I failed again in the examination and only then ________ how much time I had wasted．

A．I realized

B．I had realized

C．did I realize

D．had I realized

________ his dream of going to college will come true is uncertain．

A．That

B．Whether

C．If

D．Even if

The speech which he made ________ the football match bored a lot of fans to death．

A．being concerned

B．be concerned

C．concerned

D．concerning

The two ships came into ________ and 100 people were skilled．

A．collision

B．confuse

C．combination

D．contrary

I walked up to the top of the hill with my friends, ________ we enjoyed a splendid view of the lake

A．which

B．where

C．who

D．that

The happy ________ of children playing in the garden disappears, and it is quite again．

A．scene

B．scenery

C．scary

D．place

As is known to all, ________ People's Republic of China is ________ biggest developing country in the world．

A．the; 不填

B．不填; the

C．the; the

D．不填; 不填

Several lawyers volunteer to speak ________ a 15-year-old boy who might be in trouble just because he helped a lady after she was knocked down by a motorcycle．

A．at the mercy of

B．in terms of

C．in relation to

D．on behalf of