单项选择题

There have been（）medicine in the last 50 years.

A.great advancesin
B.a great advancein
C.great advanceon
D.a great advanceon

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单项选择题
Would you mind（）us how old you are?

A.tell
B.to tell
C.telling
D.to telling
单项选择题
50% of the people（）for the survey were female.

A.were questioned
B.who questioned
C.who were questioned
D.question
单项选择题
There are many cities（）very fast.

A.expand
B.which expand
C.which expanding
D.to expand
单项选择题
Just over 70% of people（）for the survey said the net had become essential.

A.questioning
B.questioned
C.question
D.to question
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There are often advertisements（）to other websites on the Internet.

A.lead
B.led
C.leading
D.to lead
单项选择题
Are you interested in（）sport?

A.over-road
B.on-road
C.away-road
D.off-road
单项选择题
What's the（）difference between the two parties?

A.essential
B.necessary
C.dominant
D.great
单项选择题
He tried to hack（）the banking system.

A.to
B.on
C.into
D.for
单项选择题
For more information, visit our（）at www.cambridge.org.

A.net
B.website
C.internet
D.network
单项选择题
In order to log（）the system you have to type in your password.

A.in
B.on
C.in to
D.off to
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