if you study___,you"ll catch up with ___ A hard enough;the oher Bhard enough ;the other

问题描述:

if you study___,you"ll catch up with ___ A hard enough;the oher Bhard enough ;the other
He had no problem___(wark)out the problem 用适当的形式填空
B 后是 the others 修改上面的B 补充问题的那个最好说出理由

选B.如果你学习够努力的话,你就会赶上其他人.(others是在你的范围内的所有人)He had no problem___(wark)out the problem 用适当的形式填空此题填:to work.have后接“to+动词原形”.例如,I have no time to play ...