Bài tập phó từ chỉ thời gian

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    Chọn đáp án đúng:

    1. An adverb of time tells us ____ the action occurs.

    1. Which is correct? “Monica isn’t here……. Can I leave a message?”

    1. It’ll stop raining….. Let’s wait until then.

    1. Christmas is celebrated …… on December 25th.

    1. Joey has never used a gun ………, so he couldn’t be the killer.