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
Jane is________ high school student.
#45239
A
an 16-year-old
B
a 16-years-old
C
a 16 years old
D
a 16-year-old
We talked            until Mr wu asked us              
#46608
A
happily, be quiet
B
happy, to be quiet
C
happily, to be quiet
D
happy, be quiet
Amy has_________.
#47042
A
long brown hair
B
brown long hair
C
long brown hairs
D
brown long hairs