He often helps me study English.中的study为什么不是单三特有形式的studies?

He often helps me to learn English同义句转换He often helps me ()()() he often helps me with my chinese对OFTEN 提问 He often helps me with my English.同义句,He often helps me_____ ______English. when something 什么（worry）me,he often helps me He often helps me study English. .( 一般问句. 同义句) Tom is good ______me,He often helps me he often helps me with my homework(同义句) He often helps me learn English.（改为同义句） He often helps me with my English.改为同义句 He often helps Me with my English.改为一般疑问句. he often helps me with my homework(同义句) My uncle swims well.He often helps me _____my_____. he often helps me with my homwork.与he often helps me to my homwork.有何不一样? He often helps me study Englisn.He often helps me study Englisn.的study要不要加S He often helps me with all my subjects.改为同义句：He often helps me ___ all my subjects. He often helps me study English .[改为同义句】He often .me .English. He often helps study much.同义句 He often ____ me ____ much. he often helps others是什么意思