单选题：The last paragraph tells us, among other things, that

题目分类：理工类
题目类型：单选题
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题目内容：

The last paragraph tells us, among other things, that A．the lidar detector needs improvement
B．many airlines are interested in the system
C．passengers often forget to fasten their seatbelts
D．the lidar detector can be used in a wide range of areas

参考答案：

答案解析：

We can infer from the fifth paragraph that

We can infer from the fifth paragraph thatA．the lidar detector can successfully

分类：理工类题型：单选题

In the latter case the outcome can be serious indeed.

In the latter case the outcome can be serious indeed.A．result B．judgment C．decis

分类：理工类题型：单选题

设有定义： double a，b，C；若要求通过输入分别给a,b、c输入1、2、3，输入形式如下(注：此处口代表一个

设有定义： double a，b，C；若要求通过输入分别给a,b、c输入1、2、3，输入形式如下(注：此处口代表一个空格)口口1．0口口2．0口口3．

分类：理工类题型：单选题

In 1816 it seemed inevitable that Southern states would brea

In 1816 it seemed inevitable that Southern states would break away from the Unio

分类：理工类题型：单选题

请在第(60)处填上正确答案。

请在第__(60)__处填上正确答案。A．on B．at C．to D．by

分类：理工类题型：单选题