阅读理解

       Li Hong is from China. She is thirteen years old. My name is Rose. I'm from England. I'm thirteen,

too. We are in the same grade, but we are not in the same class. Li Hong is in Class 3, Grade 1. I'm in

Class 5. We are good friends.

根据短文内容，判断正(T)误(F)。

( )1. Li Hong is from China.

( )2. Rose is in Grade 1.

( )3. They're in the same class.

(     )4. They're the same age.

( )5. They're not friends.

关于胸腹裂孔疝的说法，正确的是

A．大多数病例发生于右侧

B．可导致新生儿X线胸片上一侧胸部密度增高

C．如果疝较小，多位于前外方

D．多伴脾发育不全

E．是造成新生儿呼吸窘迫的常见原因