皮皮学，免费搜题
登录
搜题
【单选题】
第二代计算机采用的 作为主要电子元件?A.
晶体管
B.
真空管
C.
集成电路
D.
大规模和超大规模集成电路
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】多元体系中各组分的摩尔分数之和为( )
【单选题】Doctors prove that babies who weigh less than 2kg .
A.
definitely suffer from health problems
B.
are less likely to get through the first year
C.
might be less smart than those with average weight
D.
do as well in movement and mental tests as expected
【单选题】Doctors are of the opinion that most people cannot live beyond 100 years, but a growing number of scientists believe that the aging process can be controlled. There are more than 12,000 Americans over...
A.
expected life span
B.
population control
C.
retirement benefits
D.
old-age problems
【单选题】Doctors are expected to be ______ and responsible.
A.
stimulating
B.
diverse
C.
virtuous
D.
instant
【简答题】我的英语不好，所以问一下 英语四级 好过不
【单选题】Doctors are expected _______ at any hour of the day.
A.
calling
B.
to call
C.
being called
D.
to be called
【简答题】Doctors are generally expected to make their utmost effort when it comes to the lives of our own and our beloved ones.
【简答题】如果我们不努力的话，就学不好英语。
相关题目：