1÷0.4= 0.62= 4.3-0.01= 1.3x+1.7x=
13×0.5= 0.4+2.5= 2.4÷0.3= 0.6×0.6÷0.6×0.6=
要求:1)语句通顺,意思连贯。2)不少于五句话。
A. Bing-go! B: It's the ninth month of year. C. When's your birthday, Tony? D. It's usually cool and dry. E. But which day is it on? |
A:
B: Can you guess?
A: How's the weather on your birthday?
B:
A: Is it in autumn?
B: Yes, it is. But which month is it in?
A: How many days are there in that month?
B: Thirty!
A: Is it in September?
B: Yes, it is.
A: Is it on September 1st?
B:
6.82×1.46.82 10.1×29(10+0.1)×29
2÷0.22 18-(1.4+2.5×0.6)18-1.4+2.5×0.6
如果把一个平行四边形的底扩大4倍,高缩小4倍,则面积不变.