单选题：A robot can be used to expand our frontiers when ________.

题目分类：英语三级A级
题目类型：单选题
查看权限：VIP

题目内容：

A robot can be used to expand our frontiers when ________. A． its intelligence and cost are beyond question
B． it is able to bear the rough environment
C． it is made as complex as the human brain
D． its architecture is different from that of the present ones

参考答案：

答案解析：

It's about two hour's (fly) __________ from Xi’an to Beijing

It's about two hour's (fly) __________ from Xi’an to Beijing.

分类：英语三级A级题型：单选题

How were the crew rescued eventually?

How were the crew rescued eventually?A． By helicopte B． By boa C． By radio conta

分类：英语三级A级题型：单选题

__________, the negotiation went further on.

__________, the negotiation went further on.A． With the first point agreeing on

分类：英语三级A级题型：单选题

Why do nearsighted people wear glasses?In order to see _____

Why do nearsighted people wear glasses?In order to see __________.

分类：英语三级A级题型：单选题

__________ is the state church in England．

__________ is the state church in England．A．The Roman Catholic Church B．The Bapt

分类：英语三级A级题型：单选题