How many ________ are there in the classroom?A.boy B.girl C.boys and girls
( )-What’s this? -It’s _______chair. A.an B. a
( )—How old ______ you? A.is B. are
( )—How _____ boys? —Five. A.many B. old
( )Stand _______ A.up B. in
( )What color ______ it?. A.are B. is