ThisreturnedChinesescholarhasb

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更新 2022-09-03
科目英语
题型单选题
难度容易
浏览 2012

-----This returned Chinese scholar has become one of the top experts in this field.
-----Yes, I know him very well. He _____ in Africa with wild animals for eight years.

A．is working

B．had worked

C．worked

D．has been working

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They had kept working for several weeks everything was in order.

A．before

B．after

C．since

D．unless

题型：未知
难度：未知

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The headmaster who had the grand ceremony waved to the crowds with a smile .

A．included

B．joined

C．introduced

D．attended

题型：未知
难度：未知

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When the market economy is introduced, many factories will not .

A．live

B．last

C．survive

D．keep

题型：未知
难度：未知

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This is an illness that can total blindness if it is left untreated.

A．result from

B．lead in

C．result in

D．leave behind

题型：未知
难度：未知

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Our chemistry teacher a better way of working out the problem this morning.

A．caught up with	B．came up with
C．put up with	D．got on with

题型：未知
难度：未知

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