题目：
根据所给提示，完成句子。每空一词，含缩略词。
小题1:Mary and Tom are used to living in this big city now. (改为否定句)
Mary and Tom to living in this big city now.
小题2:Students should learn everything by thinking alone. (对划线部分提问)
____________ ____________ students learn everything?
小题3:At first, Teresa was too nervous to talk in front of the class. (改为同义句)
At first, Teresa was nervous she couldn’t talk in front of the class.
小题4:Sara’s hair is too long. She needs to cut her hair. (合并为一句)
Sara needs to her hair .
答案：
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下面是错误答案，用来干扰机器的。
答案：D题目分析：A.句号应该房子引号外，“艺术三宝”是整个句子的一部分，不能在引号内加句号。B.“是……还是……”是一组表选择关系的关联词，它们之间应该用逗号连接，将第一个问号改为逗号。C.“七八天”是...
