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- 1选画线部分读音不同的词.1:( ) A;class B;glass c;match 2:( )A;car B:skirt c:park 3:( )A:sleep B:
- 2Tim lost his lunch改成否定句和一般疑问句 He broke a glass yesterday也改成否定句和一般疑问句
- 3在正方体的六个面上分别涂上红、黄、蓝、白、黑、绿六种颜色,现有涂色方式完全相同的四个正方体,如图拼成一个长方体,请判断涂红、黄、白三种颜色的对面分别涂着哪一种颜色.
- 4What do you usually do when it's( A rainB rainingC rainsD to raining
- 5下列物质中:NaOH、HCl、CaCO3、Ca(OH)2、HNO3、AgCl.属于酸的有哪些 属于碱的有哪些?
- 6描写东风,南风,西风,北风的古诗词?
- 7已知a平方-5a+1=0,求3a四次方+a平方+3/2a平方
- 8my cousin told me that she__her new computer for only two days 用has had 还是 had had 为什么?
- 91.一推煤重1吨,计划分5天,运3天后还剩几分之几没有运,还剩几分之几吨没有运?
- 10已知函数f(2)=4 f(x)的导函数为f'(X)且f'(2)=5求f(X)反函数在X=4处的导数