当你在电话里介绍自己时,你应该说:________Hello. This is Mark. B. Hello. I am Mark. C. Hello. He is Mark.
Isawaboy_____awaywhenIpassedthepark. A.runB.ranC.for
Itistime_____home. A.goB.togoC.togoto
I get up _____a quarter to six______a hot morning.
--____will you come back? ----In an hour.
I ___the blackboard, but I can’t ______a word.