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【简答题】
What’s the best title of the passage?A. Microbes May Tell Who You Are B. Scientists Say Everyone Has MicrobesC. Noah Fierer Does Research Into Microbes D. Fingerprints Help Catch Criminals
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【简答题】计算和化简求值 （1）已知：|a|=3，b 2 =4，ab＜0，求a﹣b的值． （2）已知：A﹣2B=7a 2 ﹣7ab，且B=﹣4a 2 +6ab+7， ①求A等于多少？ ②若|a+1|+（b﹣2）2=0，求A的值． （3）已知A=by 2 ﹣ay﹣1，B=2y 2 +3ay﹣10y﹣1，且多项式2A﹣B的值与字母y的取值无关，求（2a 2 b+2ab 2 ）﹣[2（a 2 b﹣1）+3ab 2...
【多选题】下列各项,关于 “预收账款”描述正确的有( )。
A.
“预收账款”账户属于负债类账户，用以核算企业按照合同规定预收的款项
B.
“预收账款”账户贷方登记企业向购货单位预收的款项等
C.
“预收账款”账户借方登记销售实现时按实现的收入转销的预收款项等
D.
“预收账款”账户期末余额在贷方，反映企业预收的款项；期末余额在借方，反映企业已转销但尚未收取的款项
【简答题】已知3a 2x-1 b和-2a 3 b是同类项，那么x=______．
【简答题】________ before we depart the day after tomorrow, we should have a wonderful dinner party. A) Had they arrived B) Would they arrive
【单选题】It was in writing The Spanish Tragedy that W. Shakespeare set up the pattern for the revenge tragedy.
A.
T
B.
F
【简答题】Our tragedy today is a general and universal physical fear so long sustained by now that we can even bear it. There are no longer problems of the spirit. There is only the question: when will I be blo...
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