Question

问几道初一英语题~！急

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。

Answer 1

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！！

Answer 2

studies
learnt
learn
C
B

Answer 3

1studied 2learnt 3 learn 4C 5B 第一第二题是过去式，第三题有情态动词用原型，第四题practice doing固定搭配。第五题keep doing表示持续。

Answer 4

studies
learns learn B C