—What’s electricity?
—It’s a form of energy _______ we use in our daily lives.
| A．who | B．which | C．where | D．Whose |
—How far is your home from school? —It’s about two ______ walk.
A. hour’s B. hours C. hours’
—Excuse me, can you tell me the way to the zoo?
—Sorry, I’m new here. Please ask that policeman. He ______ know.
A. can B. need C. may
—Jenny, is this ______ bike? —Oh, no, it’s not ______.
A. your; mine B. you; my C. yours; my
—Study hard, ______ you won’t pass the exam. —I see, Mum.
A. or B. and C. but
—Do you know Meimei? —Yes, she is from a university and she is ______ honest girl.
A. a B. an C. /