1编号:4090题型:单选题测试正确率:55.84%
When did the war ______?
2编号:4089题型:单选题测试正确率:56.49%
We are supposed to ______ our teachers.
3编号:4088题型:单选题测试正确率:87.34%
Don’t speak loudly ______.
4编号:4087题型:单选题测试正确率:75.65%
We must ______ the traffic rules when we go out.
5编号:4076题型:单选题测试正确率:31.91%
关于x,y的方程的整数解(x,y)的组数为( )
6编号:4075题型:单选题测试正确率:48.94%
实数x、y、z满足x+y+z=5,xy+yz+zx=3,则z的最大值是( )
7编号:4074题型:单选题测试正确率:74.47%
已知3m2-2m-5=0,5n2+2n-3=0,其中m、n为实数,且,则=( )
8编号:4073题型:单选题测试正确率:50.0%
已知实数a、b满足和,求代数式的值等于( )
9编号:4072题型:单选题测试正确率:60.39%
A friend ______ is a friend indeed.
10编号:4071题型:单选题测试正确率:71.75%
It’s important to ______ our friends.
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