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更新 2022-09-03
科目英语
题型单选题
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----This returned Chinese scholar has become one of the top experts in this field.
----Yes,I know him very well.He____in Africa with animals for eight years.

A．has worke

B．had worked

C．worked

D．has been working

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相关试题

We sailed for 2 months and finally the land was _____

A．in our sight

B．in sight

C．got sight of

D．at first sight.

题型：未知
难度：未知

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____________ the situation, Charles Yerkes undertook ____________ the system in 1902 by obtaining ownership of many different lines.

A．Seeing, improving	B．Seen , improved
C．To see, to improve	D．Having seen, improving

题型：未知
难度：未知

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____________better ways for digging tunnels__________, the first railway tunnel under the River Thames was dug in 1884.

A．As , developing	B．With, developed
C．As , were developed	D．With, development

题型：未知
难度：未知

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The initial tunnels were just ___________ the surface of the ground. People were transported in carriages, which were ___________ the narrow tunnels by steam engines.

A．under, broken through	B．below, put through
C．of , gone through	D．beneath, pulled through

题型：未知
难度：未知

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-Why ________ it rain at weekends?
-Never mind, let’s watch TV at home.

A．can

B．would

C．shall

D．must

题型：未知
难度：未知

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