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题型：单选题题类：常考题难易度：普通

鲁教版（五四制）初中英语九年级Unit 9 Period 4 Section B同步练习

— Jack, I have ________________ working out the math problem.

— Don't worry. Let me help you.

A、fun B、trouble C、experience

举一反三

一 Samuel Langhorne Clemens wrote many books under the ______ “Mark Twain”.

一 Yes. And I think he's a great writer.

A is a structure that is built over a road or a river so that people can come across from one side to the other side．

To be strong，I take some ， such as playing tennis and swimming．

My favorite ________ is history.

Betty has two .

You can see some on the table.

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