A man does not know the difficulty of anything_________ he does it personally.
A.although | B.if | C.because | D.unless |
The look on his face showed that he was greatly of being left alone in the house.
A.terrified;terrifying | B.terrified;terrified |
C.terrifying; terrifying | D.terrifying; terrified |
Having a large family to support, Mr.Johnson had to work in the evening.
A.four another hours. | B.more four hours. |
C.other four hours. | D.four extra hours. |
—When did you get to know the professor over there?
—It was at the work shop we did reserch to gether two years ago.
A.that | B.there | C.which | D.where |
I have read a series of stories about some world famous great scientists, are from our country.
A.two of them | B.two of whom | C.both of them | D.both of whom |
I must say, it’s a very offer. The pay is higher and the working conditions are much better.
A.attractive | B.wealthy | C.valuable | D.worth |