It is useful to science _______ the earth as an object in space.
单选题
C
暂无解析
举一反三
We must ______ that the experiment is controlled as rigidly as possible.
题目答案
A
您的答案
答案解析
暂无解析
Be careful, _______ you'll fall down.
题目答案
C
您的答案
答案解析
暂无解析
_______ the movie I would have finished my paper last Sunday.
题目答案
B
您的答案
答案解析
暂无解析
The boy ran out of the classroom without the teacher's _______.
题目答案
C
您的答案
答案解析
暂无解析
I'm sorry I forgot to write; I had so much else ________ my mind.
题目答案
C
您的答案
答案解析
暂无解析
I don't know how we can make ________ on the timetable for any more courses.
题目答案
D
您的答案
答案解析
暂无解析
________ from the occasional late night party, our neighbors are very quiet.
题目答案
A
您的答案
答案解析
暂无解析
We were told that Sue would be ideal for the job, but she ________ badly when we talked to her.
题目答案
A
您的答案
答案解析
暂无解析
________ to the papers is restricted to Defense Department personnel only.
题目答案
C
您的答案
答案解析
暂无解析
General Motors, one of the world's largest auto manufacturers, is expanding its ________ in this country.
题目答案
B
您的答案
答案解析
暂无解析