Question

where is your father?

where is your father?
-he ______beijing for a week
a.has gone off to b,has been off to c.has left for d.has set off for

Answer 1

B
for a week 是一段延续性的时间．要用延续性动词，而其他三个都是瞬间动词has been off表示离开了

Answer 2

b
都是瞬间动词，要加has been来表示维持的离开状态，所以其他悬想都不对

Answer 3

c

Answer 4

b

Answer 5

c

Answer 6

B
for a week 不能用短暂性动词,要用延续性动词