Measures have been taken to prevent accidents, but much ______ for more improvem

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Measures have been taken to prevent accidents, but much ______ for more improvement.

A．remains to be done	B．is remained to do
C．remains to do	D．is remained to be done

答案

解析

略

举一反三

_______ the time they stopped working together, they ______ more albums than _______ band in history.

A．By; had sold; any other	B．At; had sold; any
C．In; have sold; all	D．For; had sold; all the other

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Great changes ________ in that school. It is no longer _______ it was 20 years ago.

A．have taken place, that	B．have been taken place, what
C．have taken place, what	D．took place, the place what

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When hearing the good news, both the child and the mother ______ very happy.

A．wasn’t

B．were

C．is

D．aren’t

题型：不详难度：| 查看答案

—— Lucy! See what your uncle has bought for you.
—— Oh, what a nice skirt! I ___ he ___ to bring me a gift.

A．never think; is going	B．never thought; was going
C．don’t think; is going	D．shouldn’t think; was going

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— Is there any possible way to help the children get rid of such a bad habit?
— To be honest, it’s very hard, but we ______on this problem.

A．work

B．worked

C．are working

D．were working

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