单选题：In the first paragraph, the word "environments" could best

题目内容：

In the first paragraph, the word "environments" could best be replaced by A．contexts
B．surroundings
C．neighbors
D．enemies

参考答案：

答案解析：

What is meant by "concert songs" in the seventh paragraph?

What is meant by "concert songs" in the seventh paragraph?A．Songs sung by zebra

分类：卫生类题型：单选题

请在第__(48)__处填上正确答案。A．Interestingly, results show that home-schooled children qu

分类：卫生类题型：单选题

设有定义： int x[2][3]；则以下关于二维数组X的叙述错误的是 A．元素x[0]可看作是由3个整型元素组成的一维数组 B．数组x可以看作是由X[0

分类：卫生类题型：单选题

Those who get the flu vaccine are surely protected form the disease.A．Right B．W

分类：卫生类题型：单选题

The index is the government's chief gauge of future economic activity.A．method B

分类：卫生类题型：单选题