How long does it to do homework every day?A. takeB. takesC. spendD. cost

问题补充：

How long does it to do homework every day?

A. take

B. takes

C. spend

D. cost

答案：

(答案→)A. take

B. takes

C. spend

D. cost

解析：根据does后面跟动词原形，可以排除B；根据spend的主语应该是人，可以排除C；根据cost一般指花费钱，可以排除D；所以应该用take，这是固定句型“It takes +时间to do sth.”所以本题选A。