单项选择题
Questions 19 to 22 are based on the conversation you have just heard.
A. The quality of paper will improve. B. Paper prices will go down. C. Garbage dumps will decrease in size. D. Trees will be saved.
A. It calculates the total price of purchases by the card holder during the month. B. It sends the card holder a bill. C. It sends the card holder a check. D. Both A and B.
A. He’s waiting to hear from potential employers. B. He plans to write the letters soon. C. He missed the job application deadlines. D. His job interviews went very well.