皮皮学，免费搜题
登录
搜题
【判断题】
PHP语言中的数值型字符串可以和数字变量进行混合运算。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】青青子衿,
【简答题】需求差异定价法主要有哪几种形式?
【简答题】诗中说“青青子衿，悠悠我心”，青衿是古时学子的服装，“衿”指的是衣服上的哪一部分?
【单选题】听力原文：I doubt she can finish typing her research paper that is due tomorrow morning. Which of the following is closest in meaning to what you've just heard?
A.
I have no doubt that she will type her paper tomorrow.
B.
No one believes that she is a good typist.
C.
I didn't know she had so many pages to type tomorrow.
D.
It seems that she won't be able to complete her typing by tomorrow morning.
【单选题】_____ you didn't know was that I spent _____ little time I had with my family. [ ]
A.
That; that
B.
What; how
C.
What; what
D.
That; how
【单选题】I really wonder____ he has posted me many parcels_____ we didn't work together.
A.
how ,after
B.
why, when
C.
when, before
D.
why, since
【判断题】一般我们指的跨境电商是指广义的跨境电商，不仅包含B2B，还包括B2C部分，不仅包括跨境电商B2B中通过跨境交易平台实现线上成交的部分，还包括跨境电商B2B中通过互联网渠道线上进行交易撮合线下实现成交的部分。
A.
正确
B.
错误
【简答题】完形填空。 I've never been late for school, but yesterday I came very close. My alarm clock didn't 1 , and by the time l woke up, my father had already 2 into the bathroom and had to wait for him 3 . I had...
相关题目：