His first name is John. His last name is Johnson. His telephone number is seven-four-five, six-six-zero-five. Her first name is Susan. Her family name is Hall. Her phone number is five-zero-five, seven-one-one-seven. The girl found（找到，发现）a baseball in the lost and found case（失物招领处）. The boy lost a baseball. The girl calls the boy at his phone number.

根据短文内容判断下列句子正(T) 误(F)。

小题1:His first name is Johnson.

小题2:Her family name is Hall.

小题3:The boy found her baseball in the lost and found case.

小题4:Her telephone number is 545-6605.

小题5:The girl calls the boy at 505-7117.

某垃圾填埋场渗沥水污染了地下水，而地下水的自净作用缓慢，其主要原因是

A．有机物含量高

B．有大量难分解的有机物

C．没有阳光无法进行光解反应

D．流动缓慢溶解氧少

E．温度较低