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1年前
My father is __________ (please) with my school work this year.
1年前
Thank you ever so much for the book you sent me.
1年前
比较这三个反应中的反应物和生成物,它们共同点是______,请你举一例与上述相同类型的反应______;从反应前后各元素的化合价分析,这三个反应总的共同点是:______.
1年前
My teacher gave me much ________ on how to study English well when I had some trouble.
1年前