Speaker A: Id like to make an appointment with the doctor for tomorrow. Speaker B:______.The only time available to him is the day after tomorrow.
A. Unfortunately, he is completely booked
B. Unfortunately, he is totally taken away
C. He is happy to be totally booked
D. The doctor"s schedule is unfortunate
查看答案
What can we learn from Servals words in Paragraph 3？
A. You will find it enjoyable to see a dentist.
B. You should see your dentist on a day-to-day basis.
C. You can brush with the Kolibree as if guided by a dentist.
D. You"d like a dentist to watch you brush your teeth every day.
Speaker A:Its terrible. I cant make anything out of this lecture. Speaker B:______. Im thinking of dropping the courses.
A. Neither can I
B. I know nothing about it
C. It"s dead simple
D. The professor speaks well
Doctor:______Patient: Ive got a bad cold and got a sore throat.
A. Do you have anything to declare, sir？
B. Good morning! May I help you？
C. How have you getting along recently？
D. What seems to be the problem？
【C20】
A. at
B. over
C. under
D. on
微信支付 
支付宝支付