They started taking part in this event six months ago. - They have

2 câu trả lời

`\text{Đáp án :}` They have taken part in this event for six months

`\rightarrow` Thì HTHT : S + have / has + V3 / PII

`\rightarrow` Đặc điểm nhận dạng : for

`\text{@ TheFox}`

$1.$ They have taken part in this event for six months.

$*$ Công thức : S + have/has + V3 + for + khoảng thời gian/since + mốc thời gian.

$#Mei UvU$