Part IV Cloze (15 minutes) 
Many teachers believe that the responsibilities for learning lie with the student._71_a long reading assignment is given, instructors expect students to be familiar with the_72_in the reading even if they do not discuss it in class or take an examination. The _73_student is considered to be_74_who is motivated (激光) to learn for the sake of_75_, not the one 
interested only in getting high grades. Sometimes homework is returned_76_brief written comments but without a grade. Even if a grade is not given, the student is_77_for learning 
the material assigned. When research is _78_,the professor expects the student to take it actively and to complete it with_79_guidance. It is the_80_responsibility to find books, magazines, and articles in the library. 
Professors do not have the time to explain 81 a university library works; they expect students,_82_graduate students, to be able to exhaust the reference_83_in the library. 
Professors will help students who need it, but_84_that their students should not be_85_dependent on them. In the United States professors have many other duties_86_ teaching, such 
as administrative or research work._87_,the time that a professor can spend with student outside of class is_88_. 
If a student has problems with classroom work, the student should either_89_a professor during office hour 90 make an appointment. 
71. (A) If (B) Although (C) Because (D) Since 

72. (A) suggestion (B) context (C) abstract (D) information 

73. (A) poor (B) ideal (C) average (D) disappointed 

74. (A) such (B) one (C) any (D) some 

75. (A) fun (B) work (C) learning D) prize 

76. (A) by (B) in (C) for (D) with 

77. (A) criticized (B) innocent (C) responsible (D) dismissed 

78. (A) collected (B) distributed (C) assigned (D) finished 

79. (A) maximum (B) minimum (C) possible (D) practical