C 因为前面是how long,是问的段时间,那么能和时间段一起用的只有延续性的be in而不能是短暂动词join in.
How long have you____the army
4个回答
相关问题
-
---How long have you ______ the map?
-
—How long have you _____________the house?
-
—How long have you ____ the motorbike?
-
—How long have you _______ the magazine?
-
-How long have you __________ the computer?
-
—How long have you _____ the nice bike ?
-
How long have you been collecting shells?与How long have you
-
例题1:How long have you ( ) the scarf?
-
How long have you____?
-
how long have you （）?