單項選擇題We must()that the experiment is controlled as rigidly as possible.

A.assure
B.secure
C.ensure
D.issue


您可能感興趣的試卷

你可能感興趣的試題

1.單項選擇題Be careful,()you'll fall down.

A.on the contrary
B.or rather
C.or else
D.as for

2.單項選擇題()the movie I would have finished my paper last Sunday.

A.In spite of
B.Butf or
C.Because of
D.As for

3.單項選擇題The boy ran out of the classroom without the teacher's()

A.command
B.conviction
C.consent
D.compromise

4.單項選擇題I'm sorry I forgot to write; I had so much else()my mind.

A.over
B.for
C.on
D.about

5.單項選擇題I don't know how we can make()on the timetable for any more courses.

A.schedule
B.place
C.plan
D.room

6.單項選擇題We were told that Sue would be ideal for the job, but she()badly when we talked to her.

A.came across
B.fell out
C.looked to
D.brought up

7.單項選擇題()to the papers is restricted to Defense Department personnel only.

A.Application
B.Exception
C.Access
D.Glance

8.單項選擇題We regret to()that it may not be possible to deal with every request.

A.put off
B.pass on
C.help along
D.point out

9.單項選擇題She()her nervousness to the importance of the interview.

A.contributed
B.dedicated
C.distributed
D.attributed

10.單項選擇題The address book()the email addresses of your friends or groups of colleagues.

A.makes it easy to recall
B.makes it easy recall
C.makes easy to recall
D.makes recall it easy