进行一系列独立的试验,每次试验成功的概率为3/5,则在成功2次之前,已经失败3次的概率是() A: 36/625 B: 144/625 C: 432/625 D: 108/625
进行一系列独立的试验,每次试验成功的概率为3/5,则在成功2次之前,已经失败3次的概率是() A: 36/625 B: 144/625 C: 432/625 D: 108/625
54×125×16×8×625=( ）
54×125×16×8×625=( ）
4，12，40，112，352，（） A: 625 B: 784 C: 832 D: 996
4，12，40，112，352，（） A: 625 B: 784 C: 832 D: 996
大提四弦空弦625！属于哪个组别？
大提四弦空弦625！属于哪个组别？
-1/27,-1,1,27,() A: 256 B: 125 C: 625 D: 3125
-1/27,-1,1,27,() A: 256 B: 125 C: 625 D: 3125
152+300+102的值为 。 A: 400 B: 500 C: 625 D: 900
152+300+102的值为 。 A: 400 B: 500 C: 625 D: 900
【单选题】3. Young children must by adults. A. look after B. is looked after C. looked after D. be looked after A. look after B. is looked after C. looked after D. be looked after
【单选题】3. Young children must by adults. A. look after B. is looked after C. looked after D. be looked after A. look after B. is looked after C. looked after D. be looked after
The children well . A: are, looked after B: is, looked after C: are, looking after D: is, looking after
The children well . A: are, looked after B: is, looked after C: are, looking after D: is, looking after
下面不正确的实型常量是() A: 12.50 B: .625 C: 345. D: 2.5e3.8
下面不正确的实型常量是() A: 12.50 B: .625 C: 345. D: 2.5e3.8
They met in May and became friends_____. A: short after B: soon after C: lately after D: sonner after
They met in May and became friends_____. A: short after B: soon after C: lately after D: sonner after