All the cloned animals have so far suffered from some serious disorders, many of        dying soon after birth.
#90946
A
that
B
whom
C
which
D
them .
推荐题目
He is used to sleeping with the window ______
#91362
A
close
B
closing
C
to close
D
closed
In those years, poverty ______, hungry farmers wandered about the countryside.
#90987
A
stricken
B
striking
C
being stricken
D
strike
 The children went home from the grammar school, their lessons _____ for the day.
#90989
A
finishing
B
finished
C
had finished
D
had been finished
 _____________ on the portrait, mother was deep in thought.
#91328
A
Fixed her eyes  
B
Her eyes are fixed
C
Her eyes fixing  
D
With her eyes fixed