Such a problem is____difficult for a primary school student ___. 
#24944
A
so; to work
B
very too; to work out
C
rather too; to work out
D
quite too; to answer
推荐题目
 I can't believe what he says because he is _______ changing his mind. .
#22520
A
regularly
B
steadily
C
suddenly
D
constantly
---Johnson seems to be a kind and nice person. --- _____, I don’t trust him.
#24575
A
What’s more
B
In addition
C
Even so
D
As a result
The player kept on running ___ it was raining heavily.
#24705
A
if
B
although
C
until
D
in case