1.He didn't walked to work yesterday. walk后面去点ed 2.She usually learn Chinese and Science.learn加上s3.I do my homework yesterday morning.do改成过去式did4.Amy usually reads books in 7 o'clock.in改成at
问题描述：
1.He didn't walked to work yesterday. walk后面去点ed 2.She usually learn Chinese and Science.
learn加上s
3.I do my homework yesterday morning.
do改成过去式did
4.Amy usually reads books in 7 o'clock.
in改成at
答
1.对,助动词后面接动词原形.
2.对,主语是第三人称单数,谓语动词用单三形式.
3.对,时间状语是过去的,用一般过去时.
4.对,在时刻的前面用介词at,比如：at six,at eight thirty.