阅读三。Tim is a student. Tim’s father is a policeman. His mother is a teacher. His uncle works in a hospital. He is adoctor. His aunt also works in a hospital. She is a nurse. 1.Who is a policeman?A. Tim B. Tim’s father C. Tim’s mother A: Tim B: Tim's father C: Tim's mother

十进制数73如果用23位规格化尾数（带有隐藏位技术）存储，则它的尾数是 A: 0010 0100 0000 0000 0000 000 B: 1001 0010 0000 0000 0000 000 C: 1001 0010 0000 0000 0000 0000 D: 0001 0010 0000 0000 0000 000

-1用双字节补码表示则为： A: 1111 1111 1111 1111 B: 1000 0000 0000 0001 C: 1000 0000 0000 0000 D: 0000 0001 E: 1111 1111 F: 0000 0000 0000 0001

This room is . A: of Tim and Li Ming B: Tim and Li Ming's C: Tim's and Li Ming's

IPv6地址33AB：0000：0000：CD30：0000：0000：0000：0000/60可以表示成各种简写形式，以下写法中正确的是（　　）

下列哪一项是IPV6地址2001:0000:0000：abcd：0000:0000:0000:0001最为压缩的格式？

Watch the video and choose the best summary for Tim and Robert. Tim

IPv6地址12CD:0000:0000:FF30:0000:0000:0000:0000/60可以表示成各种简写形式，下面选项中，正确的写法是（35）.

单精度浮点数在计算机中用4个字节来存放,它的存储形式如下:数值3.0按IEEE754标准,在计算机中的表示形式为: A: 0 1 0000001 000 0000 0000 0000 00000001 B: 0 0 0000001 000 0000 0000 0000 00000011 C: 0 1 0000000 000 0000 0000 0000 00000001 D: 0 0 0000000 000 0000 0000 0000 00000011

Why was Tim's day probably better than Grace's. A: Tim doesn't mind being really busy. B: Tim is a more positive person than Grace C: Tim enjoyed a thought-provoking lecture. D: Tim really loves studying in China