It's extremely dangerous for the drivers to ________ speed as the traffic lights are changing．

A．pull up

B．put up

C．rise up

D．pick up

I have worked with him for some time and have found that he is ________ than John．

A．more efficiently a worker

B．a more efficient worker

C．more an efficient work

D．a worker more efficiently

I won't give you such help ________ you tell me the truth．It's beyond my ability．

A．when

B．since

C．if

D．even if

One of the best ways for people to keep fit is to ________ healthy eating habits．

A．grow

B．develop

C．increase

D．raise

Taiwan, _______ from the mainland by the Taiwan Strait is not a _______ country but part of China．

A．separated; separated

B．separate; separate

C．separated; separate

D．separate; separated

From his _______ expression, we know the meeting is _______．

A．bored; bored

B．boring; boring

C．bored; boring

D．boring; bored

I thought her nice and honest _______ I met her．

A．for first time

B．the first time

C．for the first time

D．by the first time

Nowadays, teenagers like to go to the fast food restaurant, _______ eating doesn't take much time．

A．which

B．who

C．what

D．where

I gave my 18-year-old daughter a cell phone, so now I can ask her if she _______ home for dinner or just eat at school．

A．should come

B．came

C．has come

D．will come

We were swimming in the lake ________ suddenly the storm started．

A．when

B．while

C．until

D．before