1编号:26674题型:填空题测试正确率:74.02%

This city is ____ (build) a new library for the blind now.

2编号:26673题型:填空题测试正确率:47.11%

A strong earthquake ____(发生)in Yushu,Qinghai province on April 14th,over two thousand people died in it.

3编号:26672题型:填空题测试正确率:62.73%

If you want to become a good Marathon athlete, you must practice ____(跑步) every day.

4编号:26671题型:填空题测试正确率:48.23%

All of you are very busy____(get)for this exam, aren't you?

5编号:26150题型:填空题测试正确率:45.1%

若(a-1)+3=-6是关于x的一元一次方程,则a=____.

6编号:26152题型:填空题测试正确率:0.12%

小石在解关于x的方程2a-2x=5x时,误将等号前的“-2x”看作“-x”,得出解为x=-1,则a的值是____,原方程的解为____.

7编号:26153题型:填空题测试正确率:0.14%

研究下列等式,你会发现什么规律?
1×3+1=4=;2×4+1=9=;3×5+1=16=;4×6+1=25=;…;设n为正整数,则第n个等式是____.

8编号:26154题型:填空题测试正确率:5.5%

下列生活现象中:
①两个钉子就可以把木条固定在墙上;②从A地到B地架设电线,总是尽可能沿着线段AB架设;③植树时,只要确定两棵树的位置,就能确定同一行树所在的直线;④把弯曲的公路改直,就能缩短路程.
其中能用“两点之间,线段最短”来解释的现象有____.

9编号:26149题型:填空题测试正确率:4.18%

已知线段AB=15cm,C点在直线AB上,BC=3AB,则AC的长为____.

10编号:26147题型:填空题测试正确率:44.33%

若代数式的值是4,则代数式的值是____.

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