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英语
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When the teacher are doing an experiment,you should __ (观察)it carefully.
人气:330 ℃ 时间:2020-04-06 02:00:53
解答
应该是用observe更专业也更合适一些吧...
watch观看的意思更多一些
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The students are doing an experiment __ ___ ___ ___ their teacher.
students are told _____very careful when they are doing experiment.
英语翻译
用动词be的正确形式填空.1.What ___ you doing when the teacher came?
You should follow your teacher's (s )when you do the exercises
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