The students were so _______when they heard the _______news.
Do you think ________ necessary to take the second turning?
Shall we go out for a walk this afternoon? ——We’ll go there if it __________.
Although you have lots of difficulties, you mustyour work.
James is good at sports. He plays ______ basketball well, and he plays ______ piano well, too. — Wow, he’s so great!