Not until ________a third time ________that he had given birth to the reading system for the blind called Braille.
A.Louis Braille tried; he announced |
B.did Louis Braille try; he announced |
C.Louis Braille had tried; did he announce |
D.had Louis Braille tried; had he announced |
_____ her leg the last time, Brenda decided not to go on the school skiing trip this year.
A.Breaking | B.Broken | C.To break | D.Having broken |
When you go to a foreign country, you must try to the customs there in order to recover from the culture shock quickly.
A.deal with | B.adapt to | C.focus on | D. take over |
Will you take my previous experience into when you fix my salary?
A.mind | B.thought | C.reference | D.account |
I would have come earlier, but I _____ that you were waiting for me.
A.didn’t know | B.hadn’t know | C.would have known | D.haven’t known |
_______the thick clouds, you would find the kite in the sky easily.
A.Had it not been for | B.If it were not |
C.If it had not been for | D.Were it not for |