【简答题】到目前为止,我国哪个海区赤潮发生最为频繁?
【判断题】脑垂体神经部释放的激素并非其自身结构产生,而是由丘脑下部的神经细胞产生后释放并运送到垂体的。
【单选题】你我是朋友,各拿一个苹果彼此交换,交换后仍然是各有一个苹果;倘若你有一种思想.我也有一种思想,而朋友问交流思想,那么我们每个人就有两种思想。 这段话支持的主要观点是:
【单选题】—What do you call these animals? —We call them kangaroos. The structure of the sentence is _____. [ ]
【判断题】拆开和清洗溢流阀的阻尼孔可以排除机床空运转时液压系统中压力过高的故障。
【单选题】What do you do if you want to get a desired seat assignment on the airline?
A.
To call the airline to confirm two months before the departure.
B.
To call your family and discuss about it together.
C.
To call the airline to confirm one month ahead of the departure.
D.
To call the travel agency to confirm three weeks before the departure.