两个完全相同的直角三角形通过平移重叠在一起(如下图)，涂色部分的面积是____平方分米。
egg的复数形式是____.
⑴ ____ A. Beijing is a great city.
⑵ ____ B. Time to go back to school.
⑶ ____ C. Don't forget to take some pictures.
⑷ ____ D. I'm putting on my new coat.
⑸ ____ E. What a fun trip!
这一队有多少个人？
列式： =
____ A. Beijing is a great city.
____ B. Time to go back to school.
____ C. Don't forget to take some pictures.
____ D. I'm putting on my new coat.
____ E. What a fun trip!
