Food safety is important. Rules to stop people from food pollution.
John _______ Beijing the day before yesterday.A. arrived at B. reached to C. arrived in
------ Will you come to the dinner party?------ I won’t come until Jenny __________.A. can be invited B. invited C. is invited
I don’t know ________.A. where is Jim B. where does Jim come from C. how old Jim is
Everyone in our class _____.
The boy found _____ easy to fly kites.A. that B. it C. this