你想告诉游客那个公园过去很脏，但现在很干净，可以说：
A.The park was clean, but it is tidy now.
B.The park was wet, but it is dry now.
C.The park was dirty, but it is clean now.
Is she a studet ? ----______________
A.Yes,she is. B.No,she is. C.Yes,she isn’t.
What’s your mother ? -----___ is a doctor.
A. he B. she C.She
What would you like ? -----__________
A .I like beef . B. I’d like some milk. C.I eat beef.
What's ______ dinner ?
A.for B. to C. on
Can I ______ you?
A. helps B. help C. helpful