某外商计划在4个候选城市投资3个不同的项目,且在同一个城市投资的项目不超过2个,则该外商不同的投资方案有[ ]
A.16种
B.36种
C.42种
D.60种
答案:D
该病人发生了什么情况
A.肾上腺素反应
B.局麻药过敏反应
C.局麻药中毒反应
D.输液反应
E.局麻药高敏反应
Only after her mother came to help her for the first few months _____ to begin her project.
A.she was allowed
B.was allowed she
C.was she allowed
D.she allowed