神马作文网八年级上册数学《每课必练》第70面的答案哟!还有一道英语的完形填空……
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八年级上册数学《每课必练》第70面的答案哟!还有一道英语的完形填空……
英语的完形填空是这样的：Tom and his father like skating very much.When winter＿,they planned to go skating.It got＿and colder,and the father and the son got more and more excited.＿they thought the ice on the river got thick enough,they began skating.They skated,danced and flew.They played so happily that they＿the danger.Suddenly,the＿under the ice was really cold.Tom's father tried his＿and finally got his son out of the river.Both of them were cold and＿.But that was nothing serious because they got two big＿in their hands.What a big surprise!They could have a good meal today
1.已知a²+4b²-a+4b+5/4=0。求（b-a）^2007的值。
2.已知3b=a+2c，求a²-9b²+4c²+4ac的值。
英语的完形填空是这样的：Tom and his father like skating very much.When winter＿,they planned to go skating.It got＿and colder,and the father and the son got more and more excited.＿they thought the ice on the river got thick enough,they began skating.They skated,danced and flew.They played so happily that they＿the danger.Suddenly,the＿under the ice was really cold.Tom's father tried his＿and finally got his son out of the river.Both of them were cold and＿.But that was nothing serious because they got two big＿in their hands.What a big surprise!They could have a good meal today
1.已知a²+4b²-a+4b+5/4=0。求（b-a）^2007的值。
2.已知3b=a+2c，求a²-9b²+4c²+4ac的值。
你这样等于害了自己,作业要自己做咯.为什么老师要叫你写作也 就是因为看哈你有没有掌握所学的知识,不要抱有这种思想.