if you want to study English well ,you must to work hard.错在哪?
问题描述:
if you want to study English well ,you must to work hard.错在哪?
答
删掉to must 为情态动词后面接动词原形
答
把you must to work hard的to去掉
因为情态动词后面跟的是动词原形,即work