一个梯形的上下底之和是2.8米,高是1.5米,面积是______.
2.8×1.5÷2
=4.2÷2
=2.1(平方米)
答:面积是2.1平方米.
故答案为:2.1平方米.
阅读理解,选择合适的答案。
Winter is very cold. Sometimes it snows in winter. We can play with the snow. We can make snowmen.
We usually wear warm clothes. My favourite season is winter, because my birthday is in December.
1. Winter is ______.
A. cold
B. warm
C. hot
2. Sometimes it ______ in winter.
A. rains
B. snows
C. snow
3. What can we do in winter?
A. We can swim.
B. We can make snowmen.
C. We can plant trees and flowers.
4. We usually wear _______ in winter.
A. shirts
B. shorts
C. warm clothes
5. Which one below is right?
A. I don't like winter.
B. I like to swim in winter.
C. My birthday is in December.
[问题2] 从以下备选答案内为程序中(3)~(7)处空缺选择正确答案,并填入答题纸对应的解答栏内。 (3)~(7)备选答案:
A.Text B.Submit C.Password D.Radio E.Checkbox F.Option G.Select H.Reset