Question 16: There is no on our own. to ask for his permission because we can decide it need must should have to Question 17: You ............use your mobile phone on the plane. Must have to mustn't don't have to (5đ) [Báo lỗi câu hỏi] Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks. The end of December and the beginning of January are the (23). times for the Japanese post offices. The Japanese have a custom of (24) New Year's Day postcards to their friends and relatives, similar (25) the Western custom of sending Christmas cards. Their original purpose was (26) -____your faraway friends and relatives tidings of yourself and your immediate family. In other words, (27) custom existed for people to tell others whom they did not often meet that they were alive and well. Question 18: busiest more busy most busy busier Question 19: Câu 2: A.sendB. sendingC. to sendD. sent for with to as Question 20: to give of giving gives for giving Question 21: these a its this