—What is the most important for us to learn well as students?—I think your teacher should ________ carefully in class?
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.
—I’m sorry to hear that your pet dog has died. —Though my dog for three months, I still miss him.