Students should do everything they can __their study.A.improve B.to improve C.improving D.improved
问题描述：
Students should do everything they can __their study.A.improve B.to improve C.improving D.improved
不太明白.别人给我讲说,如 he did what he can to help the poor(他尽其所能帮助穷人,what he can宾语从句,后面的to do 是目的状语.请问can后面的动词do呢?
答
句子结构是：Students ——主语；（should do everything ）（they can）——动宾+定语,意思是：任何他们能做到的事；to improve their study——目的状语,意思是：以提高他们的成绩.“they can”修饰的是everything...