Chọn và kèm lời giải thích
1, I_____ you if I need your help
A, call.   B, am calling.   C, would call.  D, will call
2, John promise to____ in touch with me
A, do.    B, come.    C, keep.   D, work
3, On hot days, a lot of families _____ air conditioners
A, turn down.   B, look after.   C, go on.    D, turn on
4, Lan feels ____ with her high exam scores
A, careless.  B, satisfied.  C, angry.   D, tired
5, Tourists enjoy our culture___ they do not understand it very much
A, however. B, despite. C, although.  D, because
6,Glenda______ from England
A, comes.   B, come.   C, coming.   D, to come
7, _____ are you today? - I'm fine, thank you
A, who.    B, what.   C, how.  D, why
8, I've known him_____ years
A, since.   B, for.   C, of.   D, from
9, What time is it? It is half____nine
A, before.  B, to   C, after.  D, past
5, This is the painting_____ was stolen in 2004
A, which.  B, what.   C, when.   D, who