the students planted trees on the farm 对 planted trees 提问

问题描述:

the students planted trees on the farm 对 planted trees 提问

What did the students do on the farm?谢谢,再问一个,my parents﹙﹚ ﹙ run﹚ every morning 。括号里填什么my parents﹙run﹚ ﹙ run﹚ every morning 。一般现在时,并且parents 是复数,所以用run 原形不用加be 动词吗不用的,也不能加,be动词不能跟动词原形一起使用的,只能跟动词ing或者过去分词不客气