---Few children are as bright as he is, and also, he worked very hard . ---It’s no______ that he always gets the first place in any examination.
#5819
A
question
B
doubt
C
problem
D
wonder
推荐题目
He, a Nobelist, made great ______________ to researching in this area.
#5814
A
encouragements
B
constitutions
C
breakthrough
D
contributions
 Do you have enough        to prove that you are right?
#6353
A
evidence
B
expression
C
advantage
D
principle