( )（2） — Welcome to our class ! — _______________.
A. Hello . B. Sorry ! C. Thank you !
Mary’s uncle is _____ doctor, her aunt is ______ artist.
A. a , an, B. a, a C an, a
Does she watch TV at night?
A. Yes, she do. B. Yes, she does. C. No, he doesn’t.
When are you going?
A. I’m going on foot. B. I’m going at 7:30.C. I’m going to school.
________ at a green light.
A. Stop B. Wait C. Go
Read and find（找出不同类的单词）10%