直接写出得数．7+0.3=0.52+0.48=2.5-0.5=2.4+3.6=8_爱下问搜题

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问题解答题

直接写出得数． 7+0.3=	0.52+0.48=	2.5-0.5=	2.4+3.6=
8-0.4=	1-0.65=	0.47-0.4=	0.17+0.33=

答案

7+0.3=7.3

0.52+0.48=1

2.5-0.5=2

2.4+3.6=6

8-0.4=7.6

1-0.65=0.35

0.47-0.4=0.07

0.17+0.33=0.5

选择题

It was not easy to let all the children ________ into the classroom in a short time. [ ]

A. run

B. to run

C. running

D. ran

问答题简答题

陶纤毡在使用时应注意回些问题？