Cloning an animal is a complex ________ that can go fatally wrong at any stage.
#6063
A
process
B
regulation
C
step
D
method
推荐题目
Being tall gives Yao Ming a(n) _______ over other basketball players.
#5565
A
advantage
B
benefit
C
advance
D
profit
Lucy is a girl of great musical _________, and I’m sure she will become a well-known musician sooner or later.
#5841
A
ability
B
sense
C
value
D
potential
The faces of four famous American presidents on Mount Rushmore can be seen from a ____ of 60 miles.
#7455
A
length
B
distance
C
way
D
space