单词辨音
—Would you mind _______ in the classroom? —Sorry, I won’t do that again.
The Changjiang River is one of ________ in the world.
Linda born July 2nd ,1999.
--- Is your sister as serious as you? --- No, she isn’t. She is .
-Mona works really hard. -I agree. ___________she is ill, she still goes to school.