1{ԏfĻ~________
AϪ
B(qun)ު
CӍȪ
Dϵ
2Чfĵһ________
A
BЧ(zhn)
C
DTӖ(xn)
3f________
AԏУfijЩƫӰ?BR>BλӰ켨Ч˵?BR>CDʽЧСʄ?BR>D˲ij̶ȶЧӰܴ
4ܻӰ̽Ч˵Ĺ________
AI(y)ģ
BλI(y)еĵλ
CT
Dֵ
5ۿ(zhn)OУTĽsͶܵýнs________
A.нʳQ(mo)Jֵ\ֵ
B.нʳij˻
C.нʳQ(mo)Jֵij˻
D.нʳ\ֵ
6ij˾ÿÿСr\(zhn)25λƷùÿСr10ԪƼÿλƷ________Ԫһÿ?СrÿСr30ƷTֱӼƼÿɵ________Ԫ
A.0.496
B.0.296
C.0.490
D.0.280
7________õ{ϹT
A.
B.ɫݷ
C.
D.ȫַ
8________ָͶͨf(xi)ؚȺͶؚͬxՄf(xi)̣_Ͷ(qun)
A.Ͷ(qun)
B.ͶՄ(qun)
C.SͶͬ(qun)
D.ϹͶ(qun)
9ΣI(y)________
A.ͶlĽ?BR>B.ͬɵĽ?BR>C.ݚɵĽ?BR>D.ᱣƶȵ?/P>
10֙ᡢĻȨʹԼo(j)͇ĹԼo(j)涨Tṩ________
A.I(y)
B.
C.ס
D.?/P>