--- Did you finish _____ the book?---Yes, I did. Thanks ____ your dictionary, I had a better understanding of it.
We will __ the school sports meeting next time. A. join B. take part in C. be
--Would you mind ___ me English? –Of course not. A .to teach B. teaching C. teach
I always have great fun ______ sports. A. to do B. do C. doing
I saw your son ____ football on the playground when I called you yesterday. A. to play B. played C. playing
James is_______boy. A.a 18-year-old B. a 18 years old C. an 18-year-old