Which of the following statements is NOT true of the Barbie doll?
A. She does not attract young men.
B. She has undergone many changes over the years.
C. She is ll.5 inches tall.
D. She has managed to keep up with fashion.
查看答案
具有形成层的维管束称为有限维管束,无形成层的维管束称为无限维管束。( )
Though he spent much time on the last maths problem,yet he still couldn’t__________it.
A. solve
B. count
C. reflect
D. determine
With apples at 25 cent8 a pound,We eouldn’t resist__________four pound.
A. to take
B. took
C. taking
D. being taken