—Has Jack finished his homework yet?—I have no idea; he______it this morning.

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问题 —Has Jack finished his homework yet?—I have no idea; he______it this morning.

选项 A、was doing
B、had been doing
C、has done
D、did

答案A

解析题干没有构成“过去的过去”，不可选B。如选C、D则表示动作已完成，与have no idea相矛盾。过去进行时表示过去某段时间或某一时刻正在进行的动作，不涉及结果，正好符合题干语境。

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本试题收录于：英语题库成考专升本分类

英语

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—Has Jack finished his homework yet?—I have no idea; he______it this morning.

英语

成考专升本

Mostpeople.Monkeys.

Thechiefengineerinchargeoftheresearchprojectsaiditwastooearlyasyetto______(summary)anyresults.

Ididnotlosetemperwhenhetoldmethathewantedtorunawayfromhome;instead,Itriedto______withhim.

The______behaviourofthesupportersofthefootballteamscausedthepolicesurroundthefootballgroundduringthematch.

WhichisNOToneofthereasonswhycitylifeisnotpreferable?Ifyouwanttoknowwhatseasonitis,______.

______thegovernmentagreestogiveextramoney,thetheatrewillhavetobeclosednextmonth.

Sheis______beingpleasedaboutit;sheisveryangry.

IwasdisappointedwiththefilmIhadexpected______tobemuchbetter.

Awarm-heartednurseonherfirstday’sworkcametoapatientwhohadcometoLondonforavisittothefamousdoctor.Sheaske

Mybrotherdownwhilehehisbicycleandhurthimself.

判断组织兴奋性高低最常用的简便指标是()

Nowletuslookathowweread.Whenwereadaprintedtext,oureyesmoveacrossapageinshort,jerkymovement.Werecognize

除哪项外，均是槟榔的功效()。

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Mostpeople.Monkeys.

Mybrotherdownwhilehehisbicycleandhurthimself.