A:学会制作工具
B:住在山洞里
C:懂得用火驱赶野兽
D:过群居生活
I want to view the movie because my friend told me it was very interesting.
如图,平行四边形ABCD的面积是72平方厘米,E是CD边上的任一点,AF=FG=GB,则阴影部分的面积是____ 平方厘米.
A. taller B. saw C. ton D. smaller E. bored F. happy G. size H. angry
I. visited J. younger K. sad L. older M. watched N. went O. longer
P. excited Q. won R. metre S. more T. kilogram U. tired V. read