She learned to play chess all by herself.
—I enjoyed the performance very much. —Yes, it was really good. I think ______ boy in blue was the best actor. A. a B. the C. “\”
Yangzi River is the first _______ river in China. A. bigger B. big C. biggest
---When will Joe come here again? --- Next Tuesday or Wednesday. It’s up _____ him. A. On B. to C. for
--- Frank, are your parents strict with you? --- Yes, they always make me _______ my homework before I go out. A. to finishing B. finish C. finishing
---- ______ do you exercise? ---- Twice a week. A. How much B. How long C. How often