There are________zebra crossings(人行横道)on the street.A. sometimes B. always C.never
-- is your dog? – It’s behind the desk. A. WhatB. HowC. Where
Heplaying basketball. A. amB. isC. are
Looking my books. A. on B. at C. to
Daming ismusic. A. listening toB. listen toC. listening
Amy ispictures. A. take B. taking C. talking to