Unit 16 Scientists at work
Ⅰ.单项填空
1.—You’ve won the football game.Congratulations!
—______.
A.It’s nice of you to say so B.We are really lucky
C.No one else could do it D.Oh，not really
2.—I usually go there by train.
—Why not______by boat for a change?
A.to try going B.trying to go
C.to try and go D.try going
3.—I’ve got some wonderful news.
—Really？______.
A.I don’t believe so B.I believe not
C.I can’t believe it D.I don’t believe it
4.They signed a petition(请愿书)______the workers’ demands.
A.in for B.in support of
C.to go against D.in favor for
5.On Saturday afternoon,Mr Green went to the market,______some bananas and visited her cousin.
A.buying B.buy
C.bought D.to buy
6.Most of the artists______to the party were from South Africa.
A.inviting B.invited
C.to be invited D.had been invited
7.Jim is the only one of the students who______on duty today.
A.was B.were
C.are D.is
8.I wonder______.
A.how much does the watch cost B.how much the watch costed
C.how much did the watch cost D.how much the watch cost
9.______do you think will teach us math next term？
A.Whom B.Who
C.What D.That
10.He asked me______I thought of the new film.
A.how B.what
C.that D.which
11.I didn’t know______he had done with my dog.
A.where B.how
C.that D.what
12.He wondered______I came here for that day.
A.why B.what
C.how D.whether
13.The teacher asked me______the weather was like the next day.
A.how B.what
C.× D.that
14.The baby______the apple on the table but he was too short to______it.
A.reached for;reach B.reached;reach for
C.reached;reach D.reached for;reach for
15.I______up late but I______up early.
A.used to getting;am used to getting
B.was used to get;used to get
C.used to get;am used to get
D.used to get;am used to getting
Ⅱ.完形填空
Many teachers believe that the responsibilities(责任)for learning lie with the students. 1 a long reading assignment(任务)is given,instructors expect students to be familiar with the 2 in the reading even if they do not discuss it in class or take an examination.The 3 student is considered to be 4 who is motivated(激发)to learn for the sake(目的)of 5 ,not the one interested only in getting high grades.Sometimes homework is returned 6 brief written comments(评语)but without a grade.Even if a grade is given,the student is responsible for learning the material assigned.
When research is assigned,the professor expects the student to take it actively and to complete it with minimum(最少)guidance（指导）.It is the 7 responsibility to find books,magazines,and articles in the library.Professors do not have the time to explain 8 a university library works;they expert students,particularly graduate students,to be able to exhaust（详细研究）the reference（参考）sources in the library.Professors will help students who need it,but 9 that their students should not be 10 dependent（依靠）on them.In the United States professors have many other duties 11 teaching,such as administrative（管理）or research work. 12 ,the time that a professor can spend with students outside of class is 13 .If a student has problems with classroom work,the student should either 14 a professor during office hours 15 make an appointment.
1.A.If B.Although C.Because D.Since
2.A.suggestion B.context C.abstract D.information
3.A.poor B.ideal C.average D.disappointed
4.A.such B.one C.any D.some
5.A.fun B.work C.learning D.prize
6.A.by B.in C.for D.with
7.A.student’s B.professor’s C.assistant’s D.librarian’s
8.A.when B.what C.why D.how
9.A.hate B.dislike C.like D.prefer
10.A.too B.such C.much D.more
11.A.but B.except C.with D.besides
12.A.However B.Therefore C.Furthermore D.Nevertheless
13.A.plentiful B.limited C.irregular D.flexible
14.A.greet B.annoy C.approach D.attach
15.A.or B.and C.to D.but
附：参考答案
Ⅰ.1~5 ADCBC 6~10 BDDBB 11~15 DBBAD
Ⅱ.1~5 ADBBC 6~10 DADDA 11~15 DBBCA