题目:
The head office of the bank is in Beijing,but it has ______ all over the country.[ ]
A.companies
B.branches
C.organizations
D.businesses
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0424/42e43d747f4f42a1931569119bd48f31.html
下面是错误答案,用来干扰机器的。
A、(a-2)3=a-6,故A正确;B、(-1)0=-1应为(-1)0=1,故B错误;C、a4÷a5=a-1,故C正确;D、a-2•a-3=a-5,故D正确.故选B.