作业帮用所给单词的适当形式填空：My brother______（study）in Yuhong Primary School when he was 10 years old.Last month I ______（learn）how to swim.We must______（learn）from the great people.（ ）My mother tells me to practice______the
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用所给单词的适当形式填空：My brother______（study）in Yuhong Primary School when he was 10 years old.Last month I ______（learn）how to swim.We must______（learn）from the great people.（ ）My mother tells me to practice______the
用所给单词的适当形式填空：
My brother______（study）in Yuhong Primary School when he was 10 years old.
Last month I ______（learn）how to swim.
We must______（learn）from the great people.
（ ）My mother tells me to practice______the piano for two hours a day.
A.to play B.play C.playing D.played
（ ）I'm sorry to keep you_______for such a long time.
A.to wait B.waiting C.waited D.wait
最好能解释、分析原因.
用所给单词的适当形式填空：My brother______（study）in Yuhong Primary School when he was 10 years old.Last month I ______（learn）how to swim.We must______（learn）from the great people.（ ）My mother tells me to practice______the
studied.这是对过去事实的客观陈述.
was learning.上个月我在学习游泳,强调正在学习,没有强调结果.
learn.情态动词后面加原形.
C,固定搭配,practise doing.练习做某事.
B,keep sb doing,让某人一直在做某事.句意为,我很抱歉让你一直在等.
希望对你有帮助哦!