50% of the people（）for the survey were female.

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

单项选择题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

单项选择题He expressed his great（）for the girl he loved.

A.passion
B.feeling
C.sense
D.feelings

单项选择题We can（）wait to hear the news.

A.rarely
B.hardly
C.nearly
D.seldom