— Steve is good at writing short stories. — Yes, he is. But he writes          than us, so he doesn’t get good marks in writing.

Uncle Li______ does sports, so he is very strong and healthy.

---I can’t find my pen. ---___ you put it in your book.

---How many elephants are there in the zoo?--- There aren’t _______.

—Let’s go __________ to play.—Sorry. I don’t want to go _____________.