诊断急性菌痢必做的检查是（）。
A.血常规
B.粪便常规
C.直肠镜
D.血培养
E.悬滴检查
参考答案：B
根据汉语提示完成句子。
1. In the United States and Mexico, people are supposed _________ (握手) when they meet for
the first time．
2. In Japan and Korea, you' re supposed to (鞠躬) when you meet someone.
3. People in Brazil often (吻) when meet.
