Mrs. Green: "Let me congratulate you on winning the first prize"

84. Mrs. Green: ‘Let me congratulate you on winning the first prize.’
    Mary: ‘_______________.’
A. It’s my pleasure     B. You’re welcome         C. Never mind         D. That’s very kind of you   
85. Would you mind not turning on the radio until I’ve finished ______ the document?
A. to type                   B. type                        C. typing        D. to typing
86. Daisy: ‘Can I help you?’
    Mary: ‘______________.’
A. Not for me. Thank you.                      B. I’m sorry you can’t
C. I’d rather you couldn’t                        D. No, it’s all right. I can manage.
87. Tom always listens to the teacher _____ in order to understand the lessons well.
A. careful                               B. carefully   C. careless                 D. carelessly
88. This is the first time John ______ Chinese food.
A. has eaten               B. eats                                    C. ate                          D. is eating
89. I think it’s important ______ the teacher’s instructions.
A. to follow               B. followed                C. to following                      D. following
90. He lives in New York, but she ______ in Washington D.C right now and he ____ here for weeks.
A. has worked/doesn’t see                         B. works/hasn’t seen                                               
C. worked/didn’t see                                  D. is working/ hasn’t been seen