81As a student, I love ______ when it snows and school is cancelled.
A.this
B.that
C.it
D.one
开始考试练习点击查看答案82I found _________difficult to work out the problem.
A.it"s
B.this
C.that
D.it
开始考试练习点击查看答案83I really think________impossible to finish the work in such a short time，don’t you think so?
A.it
B.this
C.them
D.that
开始考试练习点击查看答案84I"d appreciate________ if you would like to teach me how to use the computer.
A.that
B.it
C.this
D.you
开始考试练习点击查看答案85The chairman thought necessary to invite Professor Smith to speak at the meeting.
A.that
B.it
C.this
D.him
开始考试练习点击查看答案86—I hear John is ill in hospital.—How can _____ be? I met him in the bank this morning.
A.he
B.it
C.this
D.one
开始考试练习点击查看答案87________ occurred to me that the murder happened ________ a rainy day.
A.What; in
B.What; on
C.It; in
D.It; on
开始考试练习点击查看答案88The fact that she was foreign made _____ difficult for her toget a job in that country.
A.go
B.much
C.that
D.it
开始考试练习点击查看答案89How would you like if you didn"t see me for two or three days?
A.me
B.it
C.that
D.them
开始考试练习点击查看答案90You may depend on ______ that I shall always help you .
A.this
B.it
C.those
D.one
开始考试练习点击查看答案