克汀病给予甲状腺素是
A．一级预防B．二级预防C．三级预防D．传染病的预防性措施E．传染病的防疫性措施
参考答案：C
电梯机房可以作为存放油料的库房。()
Professor Virginia ______to give a lecture in our school hall yesterday.
A．invites
B．will be invited
C．was invited
D．is invited
