When they _____ TV, the electricity _____ out.
A. were watching/was going
B. are watching/goes
C. were watching/went
D. watched/went
Giải bởi Vietjack
- Câu diễn tả hành động đang xảy ra trong quá khứ thì có 1 hành động khác xen vào.
- Hành động đang xảy ra chia ở thì quá khứ tiếp diễn: S + was/were + V-ing
- Hành động xen vào chia ở thì quá khứ đơn: S + Ved/V2
=> When they were watching TV, the electricity went out.
Tạm dịch: Khi họ đang xem TV thì mất điện.
Đáp án cần chọn là: C
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