The winner of the singing competition was a ____ girl called Zhang Mei from China. A. 19-years-old B.19-year-old C. 19-year-olds.
---Kitty, you are a good dancer. --- __________.
My classmates and I_________ our English teacher very much.
There is ________"m" and ________"u" in the word "mouth".
—Lucy, can I borrow your bike? — I didn’t hear clearly.
—How do you usually go to school? —I take a bus, but I walking now.