is known to us all is     the old scientist, for whom life was hard in the  past, still works very hard in his eighties.
#70211
A
What; what
B
What; that
C
That; what
D
As; that
推荐题目
I just wonder __________ that makes him so excited.  
#73012
A
why it does
B
what he does
C
how it is
D
what it is
 Mr Brown, ________, works as manager of the company.
#71478
A
we got here in his car
B
we got here by car
C
in whose car we got here
D
by whose car we got here
You should learn from the others ___ you are.
#71634
A
whatever
B
wherever
C
whenever
D
however
—Could you do me a favor?—It depends on _______ it is. 
#72185
A
which
B
whichever
C
what
D
whatever