问题
选择题
They have been told that if they want to build a highway between the two towns, they should first try to____ how much it is going to cost.
A．ignore
B．determine
C．realize
D．recongnize.
答案
B
题目分析：考查动词辨析：A.ignore忽视，不管，B.determine 决定，C.realize意识到，D.recongnize.认出，句意：他们被告知如果他们想在两个城镇间建一条高速公路，他们应该首先决定这要花费多少费用。选B。
外，对义齿基托蜡型也有严格要求