Whileotherscientistsarekeeping

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更新 2022-09-03
科目英语
题型单选题
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While other scientists are keeping____eye on changes in the H5N1 bird flu strain, the scientists in England are working on vaccines, in case it becomes highly infectious in ____humans.

A．a , /

B．an, /

C．the, an

D．an, the

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The couple _____ for thirty years.
　

A．have married　　　　　　　

B．married
　

C．have been married 　　　　

D．have got married

题型：未知
难度：未知

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Her question was so difficult that I could hardly make any ____ of it at all.
　

A．explanation

B．meaning 　

C．sense　　　

D．idea

题型：未知
难度：未知

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With the weather getting colder, visitors from Australia spent their ___ days in Beijing.
　

A．a few last　

B．last few 　　　

C．few last 　　　

D．last a few

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难度：未知

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----I didn’t pass the English exam.
　 ----____ next time, and you’ll succeed.
　

A．Working hard

B．Work hard

C．To work hard

D．With hard work

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--- What do you enjoy most ____ in the summer holidays?
　 --- Playing table tennis.
　

A．killing time 　

B．to kill time

C．spending the time

D．to spend the time

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