-How long are you staying in singapore?-()about a week
问题描述:
-How long are you staying in singapore?-()about a week
答
(For) about a week.
how long意为“多久、多长时间”,主要是对一段时间进行提问,答语通常是(for)three days/weeks/months等时间段,经常for 可省略.
)