--I comeformGreece（）

计算I=∫₀¹dx∫_x¹x²e^-y2dy

A.so do I

B.so I do

C.so will I

D.so I will

A.I can't.

B.I won't.

C.I don't.

D.I will.

以下程序的输出结果是()。 main { int i； for(i=0；i＜3；i++) switch(i){case 0：printf("％d"，i)； case 2：printf("％d"，i)； default：printf("％d"，i)； } }

A.000102

B.000020

C.000122

D.000111

A.If I received

B.Should I receive

C.Had I received

D.If I could have received

A.I=U/r

B.I=U/R

C.I=U/XL

D.I=U/XC

A.I铂

B.I慕

C.I尚

A.I=0.5(A)

B.I=1(A)

C.I=2(A)

D.I=4(A)

A.I=UR

B.I=R/U

C.I=U/R

D.I=U2/R

A.so will I

B.so I will

C.so I do

D.so do I