根据汉语和所给的提示词翻译句子
(1)老师要我删去第一段。(asked,cut)
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(2)我妈妈总是拿我和莉萨作比较。(always,comparing)
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(3)让我们做运动吧。(play)
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(4)他花太多时间玩电脑游戏。(spent,on)
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(5)我们应该互相帮助。(should)
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(6)公园里有各种各样的花。(kinds)
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(7)他努力学习,为的是能通过考试。(studies,so that)
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