Some Math problems in this book are     difficult for the students       work out.
#46496
A
so, that
B
not, but
C
such, that
D
too, to
推荐题目
She isn’t very popular. She has _______ friends.
#45247
A
few
B
a few
C
little
D
a little
The toy shop near my school _______ all day on Sunday.
#46216
A
opens
B
opening
C
open
D
is open
---What do you think of Jane?      ---She is        to be a good teacher. 
#45433
A
patient enough
B
too patient
C
enough patient
D
so patient