4. I ___________ (ate) a sandwich while my parents ___________ (drink) coffee.

4. I ___________ (ate) a sandwich while my parents ___________ (drink) coffee.

2 bình luận về “4. I ___________ (ate) a sandwich while my parents ___________ (drink) coffee.”

  1. 4. was eating – were drinking
    -> hành động diễn ra song song trong qk -> thì QKTD
    S + was/were + V-ing + while + S + was/were + V-ing

    Trả lời

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