Questions 16 to 19 are based on the recording you have just heard.
A. Not using offensive or hurtful language.
B. Using more encouraging words.
C. Never using slang words with old people.
D. Using some popular language with young people.
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17）
A. They care much about how you assess them.
B. They will never ask you what you care about
C. They take your words more seriously than you think.
D. They will be more sensitive if you talk with them.
18）
A. It's my great honor.
B. It was just a joke.
C. I beg your pardon.
D. Let me give you a hand,
19）
A. Say it again more slowly
B. Tell me some other things.
C. End the conversation with a smile.
D. Provide a detailed or brief explanation.
Questions 20 to 22 are based on the recording you have just heard.
A. Companies were fighting for the gaming market
B. They saw high economic returns in the business
C. More and more people were using mobile devices.
D. Smart phones were replacing the traditional computers.
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