1. They have lived in HCM since 2010 ( started) 2. He had an accident before I call him (by the time) 3. The light went out at the time we had dinner (when)

1 câu trả lời

1.They started to live in HCM in 2010 ago

Công thức: S+ started/began+ to V + time ago=S+have/has+V3/ed+for hoặc since +time 

For+khoảng thời gian

Since+mốc thời gian

2.By the time I called him, he had been an accident 

Khi tôi gọi cho anh ấy, anh ấy đã bị tai nạn

Công thức By the time+S1+V1(qkđ), S2+V2(qkht)

3.When the light had gone out, we had dinner.

When + past perfect, + simple past : Hành động ở mệnh đề when xảy ra trước ( kết quả ở QK )

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