Mark the letter A,B,C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges. Question 21: Peter: - “Can I use your computer?” Anna: – “_______.” A. Well done. B. No, thanks. C. Of course D. Yes, I can Question 22: Tom: - “I’m sorry I’m late.” Mary: – “________.” A. Never mind. Go ahead B. Good to hear that. C. Don’t say so again. D. No worries. Come in, please. Mark the letter A,B,C or D to indicate the underlined part that needs correction in each of the following questions. Question 23: Digital clocks, however precise, they cannot be perfectly accurate because the earth’s rotation changes A B C slightly over years. D Question 24: On the floor of the Pacific Ocean is hundreds of flat-topped mountains more than a mile beneath sea level. A B C D Question 25: My sister told me that she had met my teacher at the supermarket yesterday.