根据短文内容判断下列句子正（T）误（F）。

     My name is David Black. I am an English boy. My family are in Beijing. My father and mother work there.

My father is an engineer (工程师) and my mother is a teacher. I have sister but no brothers. My sister and I

are students of a middle school in Beijing. We love China. We have a nice house in Beijing. We have a TV and

a Computer. My room is big. There is a bed, a desk and two chairs in it. My books are on the bookcase. I have

a phone on my desk. There are some pictures on the wall. I like my room and I like these pictures very much,

too.

( )1. There are four people in David's family.        

( )2. Mr and Mrs Black have a son and a daughter.     

( )3. Darid's mother works in a school in Beijing.    

( )4. There are two desks and a chair in David's room.

( )5. There is a radio on David's desk.               

患者，男性，20岁，左眼视力渐进性下降。查远视力：右眼为0.8，左眼为0.2。检查无斜视，裂隙灯、眼底镜检查未见有明显器质性病变。

对于该患者，最好的治疗方案是（）

A.框架眼镜

B.软性接触镜

C.硬性透氧性接触镜

D.PMMA眼镜

E.双光眼镜