Do not use jargon when speaking with guests. It can confuse some guests。（)

A.workers

B.criminals

C.any person

D.policeman

A.people can do what

B.can people do what

C.people can not do what

D.can‘t people do what

— ____ do you go to have piano lessons？

— At five in the afternoon.

A、Where

B、What time

C、Which time

— __________

— You might as well write a thanks-note.

A: How do you like the rewards？

B; What do you do with the rewards？

C; Could you suggest some ways of the rewards？

A.of my; they have

B.of me; they are

C.for me; are they

D.of mine; do they have

____do you like best, the blue one, the yellow one or the red one？

A、what

B、which

C、how

D、whose

Why do you want a new job ______you've got such a good one already？

A. that

B. where

C. which

D. when

smaking a strange loud noise. Which of the following should the technician do FIRST after arriving at the site？（）

A. Ask another technician who has worked with this computer previously to learn about any other prior issues.

B. Ask the customer open-ended questions to attempt to narrow down the issue, then repeat the issue to the customer for validation.

C. Ask the customer close-ended questions to attempt to narrow down the issue while not using technical jargon to avoid overwhelming the customer.

D. Run preliminary diagnostic tests to narrow down the issue and update the status of the trouble ticket then ask the customer about any changes they have made to the computer.

下列不构成无限循环的语句或语句组是（）。

A.n=0； do{＋＋n；)while(n＜=0)；

B.n=0； while(1){n＋＋；)

C.while(n=1O)；{n--；}

D.for(n=0，i=1；；i＋＋)n＋=i

dent？ What work do you do？ /what do you study？ What do you like most about your job/studies？ Why？ What is your name？ Where are you from？ Do you work or are you a student？ What work do you do？ /what do you study？ What do you like most about your job/studies？ Why？ at is your name？ ？ ？ Where are you from？ ？ ？ Do you work or are you a student？ ？ ？ What work do you do？ /what do you study？ ？ ？ What do you like most about your job/studies？ Why？