My son began to work for FPT company when he was 26. * A. My son has worked for FPT company when he was 26. B. My son has worked for FPT company since he was 26. C. My son worked for FPT company since he was 26. D. My son has worked for FPT company since when he was 26.

2 câu trả lời

Đáp án : ` B ` . My son has worked for FPT company since he was 26.

` - ` Cấu trúc 

` - ` S + started / began + V-ing / to V + when + S + V-ed / V2

` = ` S + have / has + ` V3 `+ since + S + V-ed / V2

S + have / has + V3+ since + S + V-ed / V2 ( thì hiện tại hoàn thành) 

My son began to work for FPT company when he was 26. *

A. My son has worked for FPT company when he was 26.

B. My son has worked for FPT company since he was 26.

C. My son worked for FPT company since he was 26.

D. My son has worked for FPT company since when he was 26.

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