--- What ________ useful book !
what a useful book it
( )useful book a/an
It is ( ) useful book.
It is useful book
How a useful book it is!What tall building it is!What great
How a useful book it is What tall building it is what great
It is a very useful book.改成两种感叹句.(What)(How)
1.It's a very useful book.(用what改为感叹句)
______ useful book it is!A.What an B.How a C.What a D.What
( )useful book it is
This is () useful story book..
an useful book还是a usefull book?