------------ useful computer it is!A.What a B.What an C.How
------------ useful computer it is!A.What a B.What an C.How
______ useful book it is!A.What an B.How a C.What a D.What
___useful invention the computer is!A:What a B:What an C:How
( )important tool the computer is A.what a B.how C.what an D
选择填空 ___useful information it is A How B How a C What D What
_____ nice trip it is!A.What an B.What a C.How D.How a
____ exciting film it is!A.What an B.What C.How an D.How
( )interesting job it is! A.How B.What C.How an D.What an
____good information it is.A how an B.what an C.how D.what
______interesting news it is.A.how an B.what an C.how D.what
useful English is!A.How B、What
_______interesting work it is !A.How B,How an C,What D,What