皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【简答题】
ARPU表示什么?MOU表示什么?ARPU除以MOU近似于表示什么?
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【单选题】—President Obama has never been to Beijing, ______ he? — He visited the Great Wall on the afternoon of November 18th,2011.
A.
hasn’t, No
B.
has, Yes
C.
hasn’t, Yes
D.
has, No
【单选题】以下哪个取代基是具有给电子诱导效应?
A.
一NO2
B.
一OCH3
C.
一COOH
D.
一CF3
【单选题】he visited the new school, he showed great interest in everything he saw.
A.
It’s the first time
B.
For the first time
C.
The first time
D.
At first
【单选题】— What did he think of the trip to Beijing last month? — He had such a good time ________ he visited the Great Wall.
A.
until
B.
that
C.
where
D.
when
【单选题】What did the man do firstly when he arrived in Paris?
A.
He visited a famous fountain.
B.
He visited some art galleries.
C.
He visited the Eiffel Tower.
D.
He visited a flea market.
【简答题】A.He worked there as a guide. B.He read about it. C.He had just visited it. D.He interviewed the sculptor.
【单选题】以下哪个取代基是具有给电子诱导效应(+I)?
A.
- NO2
B.
-OCH3
C.
-COOH
D.
-CH 3
【单选题】以下哪个取代基是具有给电子诱导效应(+I)?
A.
- NO2
B.
-OCH3
C.
-COOH
D.
-CF3
【单选题】花洒自动喷水系统的洒水面积一般为( )平方米左右。
A.
A.
B.
10
C.
15
D.
20
【单选题】测量表层海水盐度应每天什么时间采水样?
A.
00Z
B.
06Z
C.
12Z
D.
18Z
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题