What is this? It is___"H".A a B an C \ 为什么

What is this? It is___"H".A a B an C \ 为什么 What is this room?It is___ A .a school science lab B.a scien What's this?It's （ ）"h".A.a B.an C.the D./ ( )a film it is!A.What interesting B.What an interesting C.H 选择 What's this - ( )"A" A.It's B.It's an C.It's a D.This is 单项选择 What is this,plese?---It is UFO.A.a B.an C.the D\ What's this?This is _____"N".A.a B.an C./ 选择哪一个?为什么? what+is+this?+it's[+++++]english++book++A.a++B.an++C.two++D. What is this?( ) A.This is a jacket.B.It is green C.It is "S What's this?-It is _____.A.an ID card B.a orange C.ruler D.a This is___"m"and__"u"in the word"must".A.an;a B.a;an C.a;a D What an _____ story it is?A.funny B.interesting C.fun 为什么?、