( )Keep ____ practicing Chinese in the UK. A. in B. on C. for
—，where's the book?—I'm sorry. I don't know.A. Excuse me B. I'm sorry C. Sorry
Wehaving an English lesson.A. / B. are C. can
Let's read.A. book B. a book C. the book
—Happy birthday!—.A. Excuse me B. No，I'm not happy C. Thank you
—I come in?—Come in，please.A. Do B. Am C. May
，where's the book?
having an English lesson.
.
.
I come in?
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