I think English is ______ useful language, and it’s also ______ important language.
—Tony, could you give me a hand? —Wait a minute.I ______.
The story of Tom Sawyer ______ in Missouri, America, in the 19th century.
—What do you think of these two books? —______ of them are interesting.And I’ve read them several times.
—Who is the boy over there? —It’s ______ brother.
We all like Wang Ling because he is always ______ us , and he is very helpful . A. friendly toB. angry withC. mad at.