He _________ harder this year than last year.A．studyB．studiesC．was studyingD．stu

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He _________ harder this year than last year.

A．study

B．studies

C．was studying

D．studied

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解析

略

举一反三

What a nice garden! How well it _________ after!

A．has looked

B．looks

C．is looked

D．is looking

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Look! Lily with her sister _________ a kite on the playground.

A．is flying

B．are flying

C．flying

D．fly

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--I have seen the film “Titanic” already.
--When _________ you _______ it?

A．have, seen

B．will, see

C．did, see

D．had, seen

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I _______ to bed until my grandma came back home.

A．didn"t go

B．went

C．had gone

D．have gone

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While she _________ TV in the sitting room, the bell________.

A．watches, rings

B．is watching, rang

C．was watching, rang

D．watched, was ringing

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