北葶苈子的形状为
A．扁卵形 B．倒卵形，似花瓶 C．扁心脏形D．球形 E．菱状方形或短圆柱形，两端平行倾斜
参考答案：A
某地某年女性简略寿命表中0岁组的期望寿命为65.5岁，则1岁组的期望寿命（）。
A.等于65.5
B.小于65.5
C.大于65.5
D.不一定
E.大于等于65.5
I wrote _______ my brother last Saturday, but I haven’t heard _______him up to now.
A．from; to
B．to; of
C．to; to
D．to; from
from