He has been to Beijing to spend the summer holiday.(划线部分在to spend the spend the

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• He has been to Beijing to spend the summer holiday.(划线部分在to spend the spend the
• 英语翻译The summer vacation is the best part of the year for most American children.The weather is usually good,so that one can spend most of one’s time playing in the garden,or if one lives in the country,out in the woods and fields.Even if one lives in a big town,one can usually go to a park to play.Bob,an American boy,enjoys traveling very much.He has been to many places in the U.S.A.This summer,he decided to do something different.He is interested in
• He has been to Beijing to spend the summer holiday.(划线部分在to spend the spend thesummer holiday) ----- ------he been to Beijing?
• My mother doesn't cook as you.（bad）
• 1、将足量的氧化铜和木炭粉均匀混合,隔绝空气加强热,充分反应后所得固体的质量比原混合物减少了8.8g,则原混合物中有多少克氧化铜?