① 汤姆正在帮助妹妹做作业用英语怎么说
Tom is helping his sister with her homework.
Tom is helping his sister (to) do her homework.
② 我妹妹经常在学校做作业。用英语这么说
My sister always does her homework at school.
③ 我和我的妹妹在做我们的作业英语过去式怎么说
你这个时间应该是现在过去时，如果过去时要有过去的时间，比如昨天晚上。
一般内过去时：容My sister and I did English exercises last evening.
过去进行时：My sister and I were doing English exercisesat this time last evening.
④ 你的妹妹在干什么她在做作业 翻译英文
What‘s your sister doing ？ She is doing her homework
⑤ 妹妹正在写作业弟弟正在踢足球的英文
sister is doing her homework and brother is playing football
⑥ 英语作文妹妹在写作业,哥哥玩游戏
Look at the picture,there is a little girl,she is writting her homework,and her old brother is playing
⑦ 她的妹妹正在做作业英语肯定句
原句：她的妹妹正在做作业。
改为英语肯定句：
Her sister is doing homework.
⑧ 我帮助妹妹写作业,和弟弟妹妹一起跳舞听音乐。 用英语一般过去时怎么说
I helped my sister to do homework, and danced and listened music with my little sister and brother.
⑨ 我妹妹经常在晚上写作业。英语翻译三种写法
My sister often does her homework at night
Night time is when my sister usually does her homework
My sister often gets her homework done at night
⑩ 我妹妹在写家庭作业用英语
我妹妹在写家庭作业
英语翻译:
My sister is doing her homework.
现在进行时，
do homework (写家庭作业回)为固定短语。
动词答do(写)的进行时态为:doing 。
(do的过去式:did)
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