用电子邮件订立的合同是合同的()。
A.口头形式
B.书面形式
C.其他形式
D.特殊形式
参考答案:B
小明用一块橡皮泥做一个圆柱型模型,圆柱的高hcm,底面积s cm2.当圆柱的高为12cm时,圆柱的底面积2cm2.
(1)以h为自变量,求h与s之间的函数关系式;
(2)当圆柱的高为4.8cm时,圆柱的底面积为多少?
He wanted to know _____ the English party. [ ]
A. when will we have
B. when we will have
C. when would we have
D. when we should have