I didn’t go outing on National Day because the bad weather ______ the difficulty.
A.added up | B.added | C.added up to | D.added to |
Many citizens urged their government to take measures to _______ their carbon emission to reduce greenhouse effects.
A.cut off | B.cut up | C.cut out | D.cut down |
Obama made _______ history by being elected as ________ first black president of the US.
A.不填;the | B.a; the | C.a; a | D.the; a |
--I think our school’s selective courses are of great use and I have learnt a lot from them.
--Yes _______.
A.No problem | B.I couldn’t agree with you more |
C.I don’t think so | D.It doesn’t matter |
I was born in New Orleans, Louisiana, a city _______ name will create a picture of beautiful trees and green grass in our mind.
A.which | B.of which | C.that | D.whose |
_______ he was the last man I wanted to see, I did all that I could to help him.
A.As | B.Now that | C.While | D.As though |