二进制数1010010转换为八进制数为（）

A. 112
B. 122
C. 121
D. 212

二进制数110001转换为十进制数为（）

A. 47
B. 48
C. 49
D. 51

已知“仁”字的区域码是4042，其国际码为（）

A. 484AH
B. 484BH
C. 484CH
D. 484DH

4MB是（）。

A. 4×1024×1024字节
B. 4×1024字节
C. 4×1024×1000字节
D. 4×1000×1000字节

已知“仁”字的区域码是4042，其机内码为（）

A8AAH
B. ABABH
C. A8ACH
D. A8ADH

1. I ____ the letter when she called.

A. was writing
B. write
C. is writing

I was busy yesterday. I____ for the exam.

A. prepare
B. was preparing
C. prepares

I didn't know you ______ for me all the time.

A. wait
B. are waiting
C. were waiting

XSL是什么

XSL文件实质上是由哪两部分组成

A. XSL标记
B. HTML标记
C. in
D. for