This blue sweater is too big for me. Would you please show me a _____ one?
–Don’t step on the grass next time, Mike.--________A. Is that so? B. Don’t worry. C. Sorry, I won’t.
--Which would you like, tea or coffee? --_____ is OK. I really don’t mind.A. Either B. Neither C. Both
Books are made _______ paper while paper is mainly made _______ wood.A. of; of B. from; from C. of; from
-- Do you know everyone from Class One?-- Er…, I know some of ______.A. they B. them C. their
--You have dropped ____ “s” in the word “necessary”.-- Oh, yes, ____ letter “s” should be doubled.A. a, an B. an, an C. an, the