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题型：单选题题类：常考题难易度：普通

高中英语人教版必修五Unit 1 Great scientists同步练习

Jenny hopes that Mr. Smith will suggest a good way to have her written English ________ in a short period.

A、improved B、improving C、to improve D、improve

举一反三

Like ancient sailors, birds can find their way____ the sun and the stars.

Even if accepting the job means to New York by myself without any help, I won't regret ______ such a decision.

—The last one _____ pays the meal.

—Agreed!

For centuries, people have also learned to c{#blank#}1{#/blank#} the sun's energy into a source of electricity.

It is not polite {#blank#}1{#/blank#} (yawn) in public.

At last the boy had no choice but ________ the bread from the supermarket.

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