A. quick, to cross B. quickly; cross

C. quickly; to cross D. quick; cross

A.BDE B.GHI C.JIK

– Yes, it is. I got it as a present on my ________ birthday.

A. five B. fifth C. two fifths

– Keep our environment clean. Don’t _______ any litter.

A. throw away B. pick up C. put on

-He is useful man .

A. a;an B. the; an C. the; a D. a; the

A. because B. although C. until D. unless

--No, they go home _________________ foot.

A. on; by B. by; by

C. in; on D. by; on

—In five minutes.

A. How long B. How often C. How soon D. How fast

A. a kind of B. all kind of

C. all kinds D. all kinds of

A. the least B. least C. most D. less