___ the twins is Lucy.
By no means ______ true that all English people know their own language well.
Was it in 1969 ________ the American astronaut succeeded ________ landing on the moon?
It was not until she collected enough material to create her new novel.
If our time is usefully employed, it will _____ some useful and important products.
—How are you, Jack?—_____, I'm rather sick.
A.In additionB.As a matter of factC.On the other hand D.On the contrary