Since most Antarctic rocks are dark in color, they stood out _____ the white background and are easy to identify and collect.
A.against | B.on | C.beyond | D.above |
Our government has taken some measures to overcome the lack of electricity, but it may take some time _____ we have enough power.
A.since | B.after | C.unless | D.before |
Science and technology are advancing so quickly that _____ is a possibility today may be a reality tomorrow.
A.that | B.which | C.不填 | D.what |
Each person has his / her unique character which ____ him / her from others.
A.differs | B.distinguishes | C.divides | D.draws |
Shered with anger as soon as she heard the news that her favorite team had been defeated.
A.went | B.came | C.stayed | D.remained |
—You didn’t take the high-speed train with the leading letter "G" to Shanghai?
—. I still took the "D" train, which saved me more than 50 yuan.
A.Yes, I didn’t | B.No, I did |
C.Yes, I did | D.No, I didn’t |