题目内容

43. The employees are advised to return non-urgent messages___________

A) after work
B) back at home
C) before office hours
D) during their lunch break

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44. The table shows that the non-work-related activities employees most often do was_______

A) going online
B) talking with each other
C) writing personal e-mails
D) making personal phone calls

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45. Why does the writer suggest that activity No. 3 should continue?

A) It can help employees increase motivation.
B) It can help managers to check on the work accounts.
C) It can show how much time employees actually work.
D) It can encourage young employees to work more efficiently.

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IPv6中IP地址的长度为（）

A. 32
B. 64
C. 96
D. 128

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IPv6基本报头的长度是固定的，包括（）个字节。

A. 20
B. 40
C. 60
D. 80

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43. The employees are advised to return non-urgent messages___________

A) after work B) back at home C) before office hours D) during their lunch break

44. The table shows that the non-work-related activities employees most often do was_______

45. Why does the writer suggest that activity No. 3 should continue?

IPv6中IP地址的长度为（ ）

IPv6基本报头的长度是固定的，包括（ ）个字节。

A) after work
B) back at home
C) before office hours
D) during their lunch break

IPv6中IP地址的长度为（）

IPv6基本报头的长度是固定的，包括（）个字节。