皮皮学，免费搜题
登录
搜题
【单选题】
计算（－2a) 3 的结果是【 】A.
6a 3
B.
－6a 3
C.
8a 3
D.
－8a 3
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
【简答题】I am a student in Grade Three. I began to learn English three years ago. English isn’t very 16 to learn. But I like it very much. 17 do I study English? In the first year, I found 18 very difficult to...
【简答题】放大镜、照相机是人们生活中经常使用的光学器件，若用u表示物距，f表示焦距，在正常使用时，下列说法中正确的是（ ） A．放大镜，u＜f，成放大的实像 B．放大镜，u＜f，成放大的虚像 C．照相机，u＞2f，成放大的实像 D．照相机，u＞2f，成缩小的虚像
【简答题】Unit 1 词组翻译 1. to be/feel obliged to do sth. 2. be absorbed in 3. be allergic to sth. 4. fresh from 5. full of earnest anticipation 6. bear the bulk of the criticism 7. not make any sense 8. language ...
【单选题】So difficult ________ it to live in an English-speaking country that I was determined to learn Englisg well.
A.
I have felt
B.
have I felt
C.
I did feel
D.
did I feel
【简答题】在起重工作中,为什么经常使用滑车组?
【简答题】阅读理解。 Would you like to learn English well? It's for middle school students.(4weeks) Monday (16:30-18:00) English Club. Mr. White Do you enjoy learning to use the computer? (3 weeks) Tuesday (19:00...
相关题目：
参考解析：
知识点：
题目纠错 0
发布
