• 搜标题
  • 搜题干
  • 搜选项
0 / 200字
单项选择题

We haven"t been able to find out the ______ of the rumor.

A．source
B．cause
C．resource
D．reason
题目列表

你可能感兴趣的试题

单项选择题

Our main concern is to ______ the living standard of the people.

A．raise
B．rise
C．arise
D．arouse
单项选择题

Professor Smith is said ______ another important discovery in chemistry.

A．to make
B．to have made
C．having being made
D．having made
单项选择题

You ought ______ the task the day before yesterday.

A．to finish
B．to finishing
C．to have finishing
D．to have finished
单项选择题

The top of the mountain is ______, but the trees grew part way up its slope.

A．empty
B．vain
C．bare
D．blank
单项选择题

The teacher suggested that they ______ in the exercise at once.

A．had handed
B．should have handed
C．handed
D．hand
单项选择题

Don"t smoke in the classroom, ______

A．do you
B．will you
C．can you
D．could you
单项选择题

There is ______ that he has tried his best in the examination.

A．not to deny
B．not denying
C．no denying
D．without denying
单项选择题

______ is generally believed, there is no water on the moon.

A．As
B．What
C．That
D．It
单项选择题

The new drug will not be put on the market ______ it has proved safe on humans.

A．if
B．until
C．since
D．when
单项选择题

The student continued his university study ______ his family was poor.

A．even though
B．as though
C．now that
D．since
单项选择题

According to the time table, the train for Beijing ______ at 9:00 p.m. from Monday to Friday.

A．was leaving
B．is leaving
C．leaves
D．has left
单项选择题

He devoted his whole life to ______ care of the disabled children.

A．takes
B．taking
C．took
D．take
单项选择题

Only when we hurried to the airport ______ the flight was cancelled.

A．we found
B．did we find
C．have we found
D．we have found
单项选择题

______ arriving at the meeting room, Tina discovered that she had left the sample products in her office.

A．By
B．Through
C．On
D．In
单项选择题

Where is the ______ writing desk

A．charming round small
B．round small charming
C．charming small round
D．small round charming
单项选择题

We haven"t been able to find out the ______ of the rumor.

A．source
B．cause
C．resource
D．reason
单项选择题

I ______ to come to your house last night but it rained hard.

A．thought
B．attended
C．intended
D．considered
单项选择题

It would be unwise to ______ too much importance to these opinion polls.

A．stick
B．give
C．apply
D．attach
单项选择题

Import for the first three months this year is larger than for the ______ period last year.

A．relating
B．concerning
C．corresponding
D．regarding
单项选择题

His father was put into ______ prison, and he had to go to ______ prison to visit him once in a while.

A．a; the
B．the; a
C．a; /
D．/; the
微信扫码免费搜题