P61
1. 456 6 5.0045 14 3.5 16/15
2. 96 96.25 90 93
3.(1)(163-160)÷160=0.01875=1.875%
答:··········
(2)(45-40)÷45≈0.111=11.1%
答:··········
(3)小明的体重比小强重百分之几?
(45-40)÷40=12.5%
答:小明的体重比小强重12.5%
一:1-H 2-A 3-E 4-C 5-G 6-B 7-D 8-F
二:ACBDACBABD
三:1.do 2.am making 3.to make 4.to do 5.made 6.does
四:1.Could you please do these things everyday?
2.We need more snacks and drinks.
3.Thank for me asking your party very much.
4.May i have a cup often please?
5.Could i please speak to Bruce?
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