下列有关淋病双球菌描述不正确的是()
A.革兰阳性,需氧。成对排列
B.不耐干燥和高温
C.对一般消毒剂敏感
D.内毒素为主要致病物质
E.主要分为4个菌落型
参考答案:A
. --- The company spent thousands of dollars to promote its new product.
--- They _____: the world itself was more than ready to buy.
A.shouldn’t have bothered
B.needn't have bothered
C.couldn’t have bothered
D.mustn’t have bothered
如果加载一个窗体,先被触发的事件是______。
A.Load 事件
B.Open 事件
C.Click 事件
D.DbClick 事件