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举一反三
- _______the teachers in their school ________ about 200． A: A．The number of；is B: B．A number of；is C: C．The number of；are D: D．A number of；are
- They have （）baby. A: A.a five month old B: B.a fifth-month-old C: C.a five-month-old D: D.a five-months-old
- 设当x→0时，ex-(ax2+bx+1)是x2的高阶无穷小，则______. A: B: A． C: B．a=1，b=1 D: C． E: D．a=-1，b=1
- What’s the airport like What’s the airport like A: A hotel. B: B．A market. C: A madhouse. D: D．A hospital.
- 若有以下定义int a[10]={1,2,3,4,5,6,7,8,9,10},*p=a;则不能表示a数组元素的表达式是() A: A.*p B: B.a[10] C: C.*a D: D.a[p-a]