Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word(s) for each of the blanks from 1 to 5. The relationship between students and the teachers is less formal in the USA than in many other countries. American students do not stand up (1) their teacher enters the room. Students are generally encouraged to ask questions during class, to stop in the teacher’s office for extra help and to phone if they are absent. Most teachers (2) students to enter class late or leave early if necessary. (3) the lack of formality,.