搜题请搜索小程序“爱下问搜题”
问题 单项选择题

对基托的要求不包括（）

A.塑料基托一般厚2mm

B.铸造基托厚约0.5mm

C.基托不应进入基牙的倒凹区

D.基托与硬区应紧密贴合

E.金属网状物应放在基托应力集中处

答案

参考答案：D

选择题

Mr. White spent about one hour and a half _________ the accident report yesterday evening.

A．write

B．written

C．writing

D．to write
查看答案
选择题

Neither my wife nor I myself _____ able to persuade my daughter to change her _____.

A．is, thought

B．am, mind

C．are, decision

D．am, brain
查看答案