1. France ________ its first satellite before Japan put its test satellite into orbit. (launch) 2. Researchers ______ to develop a vaccine against Cor

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1. France ________ its first satellite before Japan put its test satellite into orbit. (launch)
2. Researchers ______ to develop a vaccine against Coronavirus now. (try)
3. We _______ what to get Mark for his birthday yet. (not/ decide)
4. Renewable energy sources __________ to solve the problem of pollution in the future. (replace)

0 bình luận về “1. France ________ its first satellite before Japan put its test satellite into orbit. (launch) 2. Researchers ______ to develop a vaccine against Cor”

  1. 1. France had launched its first satellite before Japan put its test satellite into orbit. 

    -> Qúa khứ hoàn thành + when + quá khứ đơn

    2. Researchers are trying to develop a vaccine against Coronavirus now. 

    -> now: hiện tại tiếp diễn. Dịch: Các nhà khoa học đang nghiên cứu vaccine chống lại Virus Corana.

    3. We haven’t decided what to get Mark for his birthday yet. 

    -> yet: hiện tại hoàn thành. Công thức: S + have/has + Vpp

    4. Renewable energy sources will be replaced to solve the problem of pollution in the future.

    -> in the future: tương lai đơn. Chủ ngữ chỉ vật -> câu bị động : S + will be + Vpp

    Bình luận

  2. 1. France had launched its first satellite before Japan put its test satellite into orbit. 

    2. Researchers are trying to develop a vaccine against Coronavirus now. 

    3. We haven’t decided what to get Mark for his birthday yet. 

    4. Renewable energy sources will be replaced to solve the problem of pollution in the future.

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