1编号:51179题型:单选题测试正确率:92.6%
计算: .( )
2编号:51084题型:单选题测试正确率:60.62%
计算:=( )
3编号:51083题型:单选题测试正确率:65.45%
计算:( )
4编号:51069题型:单选题测试正确率:63.75%
5编号:51068题型:单选题测试正确率:82.39%
6编号:51011题型:单选题测试正确率:55.16%
(1)计算:设a,b互为相反数,c,d互为倒数,下列代数式的值为( )
7编号:50988题型:单选题测试正确率:46.11%
8编号:50987题型:单选题测试正确率:69.53%
9编号:50971题型:单选题测试正确率:70.76%
10编号:50970题型:单选题测试正确率:75.59%
提醒: