In the US they focus on creative thinking skills, in China they only focus on theory. [ ]——青夏教育精英家教网——

In the US they focus on creative thinking skills, ________ in China they only focus on theory.

A. since
B. when
C. while
D. now that

My mother is always warning me when I go out, "Don't get off the bus ________ it is stopping."

A. until
B. before
C. while
D. after

It's an old car, it's very reliable.

A．so
B．but
C．or
D．and

Follow the doctor's advice, ______ your cough will get worse.

A. or
B. and
C. then
D. so

The president was _____ a speech to senators _____ a group of armed young people burst into the hall

A. giving; as
B. making; when
C. delivering; while
D. speaking; when

He came all the way to China for learning it better ______ for making money.

A.other than
B.more than
C.better than
D. rather than

I like riding my bike．Though it is not very new, but it is my best friend．I find very convenient to go
anywhere with a bike．Riding gives me not only exercises but also pleasure．I use my bike almost in
summer when the weather is warm and dry．It can be very pleasant in winter when it is cold and rain
is pour down．It can also be very dangerous．Of course I will be very carefully on my bike．In fact,
accidents are not the only problem．Once I went to bookstore on my mother's bike to buy some books
and come out to find the bike missing．Now I have two strong lock．
改错:

You have to move out of the way ________ the truck cannot get past you.

A. so
B. or
C. and
D. but

At school, some students are active ________some are shy, yet they can be good friends with one
another.

A. while
B. although
C. so
D. as

I had hardly got to the office ________ my wife phoned me to go back home at once.

A. when
B. than
C. until
D. after

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