判断正“T” 误 “Ｆ”。

( )1. Close friends or relatives always shake hands when they meet each other.

( )2. Pizzas are from Italy.                                                 

( )3. ￡5.70 is "Five dollars seventy pence".                                

( )4. Dessert is the first course in a meal.                                 

( )5. When two friends meet, they say Hi to each other.                      

为明确出血部位，最好行下列哪项检查

A．胸部B超检查
B．胸部PET肺动脉造影检查
C．肺动脉造影检查
D．纤维支气管镜检查
E．支管钡剂造影检查