Jack is a boy, ______ last name is Brown.A. he’s B. he C. his
-Where is your father ? -He is at work . He always has lots of work __________ .
_____is the population of Shanghai?
-Dirty water shouldn’t be poured into rivers.-_______. It will cause pollution.
-I’m new here. Could you please tell me _______?-Sure. It’s over there behind that tower.
-It’s not difficult for five workers to push the broken van away.-Yes, _______.