问题
选择题
下列各式中,合并同类项正确的是( ) |
A.2x+x=2x2 B.2x+x=3x C.5a2﹣3a2=2 D.2x+3y=5x |
答案
答案:B
下列各式中,合并同类项正确的是( ) |
A.2x+x=2x2 B.2x+x=3x C.5a2﹣3a2=2 D.2x+3y=5x |
答案:B
写作. | ||||||||||
你班同学开展了一场"司机醉驾是否应该处罚乘客"的讨论.请你根据下表提供的信息,给报社写一封信,介绍讨论的情况,并发表你的看法.
【写作要求】 1.只能使用5个句子表达全部内容; 2.首句已经给出,不计入总句数. Dear Editor, I'm writing to tell you about the discussion we've had about whether passengers who ride in a car driven by a drunken driver should be punished.________________________________________________ ___________________________________________________________________________ Yours sincerely, Li Hua |