皮皮学，免费搜题
登录
搜题
【多选题】
在计算机内部采用二进制表示信息， 其主要原因是二进制具有 ____的优越性。A.
复杂了运算
B.
工作可靠
C.
电路简单
D.
逻辑性强
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】---I am going to the supermarket to buy a quilt. --- ________ You can easily buy one on the Internet.
A.
Why not?
B.
Good idea!
C.
Why bother?
D.
By no means.
【简答题】What can you do on the Internet? Many of us like to read the news, buy things and play s. Some students now have a new use for the Internet – helping them with their homework. Tina, 14, from She...
【单选题】To convince consumers that it’s safe to buy things over the Internet, businesses must _____.
A.
keep credit-card numbers safe
B.
protect passwords
C.
protect personal information
D.
do all of these
【简答题】The+ -er +S + V; the + -er + S + V; The + more + Adj + S + V; the + more + Adj + S + V (愈...愈...)
【多选题】假定计算出某球体直径的最佳估值为19.9937mm，(1)若计算出其测量不确定度为0.0027mm；（2）若计算出其测量不确定度为0.0017mm。两种情况下，按着有效数字规则，测量结果报道表示方法正确的是
A.
（ 1 9 .9937 ± 0.0027 ） mm
B.
（ 1 9 .994 ± 0.003 ） mm
C.
（ 1 9 .9937 ± 0.0017 ） mm
D.
（ 1 9 .9937 ± 0.002 ） mm
【单选题】You can buy almost everything ____ the Internet, and it’s very easy.
A.
into
B.
for
C.
at
D.
on
【单选题】With the Internet popular, more people________ the Internet to buy and sell items. [ ]
A.
turn to
B.
look for
C.
deal with
D.
talk about
相关题目：
参考解析：
知识点：
题目纠错 0
发布
