It has been snowing ____several days.A .since B.for C.in D.b
It has been snowing ____several days.A .since B.for C.in D.b
It has been snowy for two days为什么不用snowing
It in witer in Hainan.A.snowing B.snows C.snow D.doesn't sno
Tom___ China for 3 years.A.has been B.has been in C.has been
It has been raining ______ last Saturday.A:on B:for C:till D
He has been away _____.[ ] A.since a month B.for a month C.f
has been ill in bed ____ three days .A.in these B.in those C
My aunt has been a teacher ____ten years ago.A.for B.since C
It's five years since Mike____to Tibet.A.came B.has been C.w
The wheat___cut three days ago.A.was B.were C.has been D.hav
It ——15 years since he left here.Awas B has been C has D wil
he has been in his study ___8:00 this morning.A、since B、at C