原发性肝癌肝外转移最好发的部位是

A．肺
B．脑
C．肾
D．肾上腺
E．骨

读短文，判断对(√)错(×)。

      It was Saturday. Tom stayed at home. His parents went to visit his grandparents in another city. Tom did his

homework and read books. After lunch, he watched TV and played basketball with Jack. He felt very tired. In

the evening, his parents came back and brought him some presents. They were a schoolbag and a basketball.

Tom felt very excited!

( ) 1. Tom didn't visit his grandparents.

( ) 2. Tom read books in the afternoon.

( ) 3. Tom felt tired after reading books.

( ) 4. Tom's parents bought a new schoolbag for him.

( ) 5. Tom was happy in the evening.