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.
$#Mei UvU$