You must finish doing your homework before I ______ back.

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问题 You must finish doing your homework before I ______ back.

选项 A、will come
B、come
C、came

答案B

解析此句考查的是时态的用法。题目的意思是：在我回来之前，你必须完成你的作业。时间状语从句用一般现在时表示将来，只有[B]come符合题意，所以应该选[B]。

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本试题收录于：公共英语一级笔试题库公共英语（PETS）分类

公共英语一级笔试

公共英语（PETS）

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You must finish doing your homework before I ______ back.

公共英语一级笔试

公共英语（PETS）

Thecouncilofanimalsappeared______.ThecouncilWasheldaround______.

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Bobhadhishair_______yesterday,becauseitWastoolong.

Somethingiswrongwithmybike.Imusthaveit______thisafternoon.

Mum,wehavefinishedourhomework.Letusplayfootball,______?

Surprisinglyenough，noneofthemWaslate．It________thatallofthemWereontime．

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OnedayMikesaidtohisfriend,Tom,"I’mgoingtotakemycaranddrivetoLondon."Tomsaid,"DrivingtoLondonisverydiffi

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A．胃阴已伤B．心脾积热C．肾阴枯涸，精不上荣D．阳明热盛，津液大伤E．气血两虚牙齿光燥如石属于

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