题目内容

Passage (20181202P3)[音频]Questions 22 is based on the passage you have just heard.

A. It is likely to remain a means of business communication.
B. It is likely to be a competitor of various messaging apps.
C. It will gradually be replaced by social media.
D. It will have to be governed by specific rules.

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Questions 23 is based on the passage you have just heard.

A. Save the message in their file.
B. Make a timely response.
C. Examine the information carefully.
D. See if any action needs to be taken.

Questions 24 is based on the passage you have just heard.

A. It is to be passed on.
B. It is mostly junk.
C. It requires no reply.
D. It causes no concern.

Questions 25 is based on the passage you have just heard.

A. Make it as short as possible.
B. Use simple and clear language.
C. Adopt an informal style of writing.
D. Avoid using capitals for emphasis.

算术运算符有+、-、*、/、()、++和--。

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