A.must B.should C.will D.can
A.Last night. B.I am. C.Yesterday. D.This evening.
A.However B.Otherwise C.Nevertheless D.Moreover
A.Yes, please. B.Yes, of course. C.No, thank you.
A.supply free books with B.supplies free books to C.supplies free books with D.supply free books to
A.usually B.frequently C.timely D.rarely
A.went B.had gone C.has gone D.goes