题目内容：
请在7处填写正确答案。
A．fall B．flow
C．roll
D．gather
参考答案：
答案解析：
单选题：请在7处填写正确答案。
- 题目分类：理工类
- 题目类型：单选题
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B．flow
C．roll
D．gather
B．flow
C．roll
D．gather
Earthquakes rarely happened before 1906.
Earthquakes rarely happened before 1906.A．Right B．Wrong C．Not mentioned
The father was unwilling to give his son the keys to his ca
The father was unwilling to give his son the keys to his car.A．reluctant B．eage
I have no alternative but to report him to the local police
I have no alternative but to report him to the local police.A．opinion B．means C
电工测量用的指示仪表，能够直读被测量的大小和（ ）。
电工测量用的指示仪表，能够直读被测量的大小和（ ）。 A．单位 B．偏差值 C．修正提示 D．极限值
雪豹属于世界级濒危物种，国家一级保护动物，已被列入白皮书，它常栖息于2500-5000米人迹罕至的高原地带年来，雪豹与人
雪豹属于世界级濒危物种，国家一级保护动物，已被列入白皮书，它常栖息于2500-5000米人迹罕至的高原地带年来，雪豹与人类邂逅的故事屡间报端，很多人觉得这无疑是