阅读短文，判断正（√）误（×）。
I'm Mary．It's my diary．Today is April 5th．I get up early．It's sunny and warm．It's my birthday．Today I'm very happy．In the morning，I climb mountains and visit grandparents with my parents．In the afternoon，we watch TV．Grandpa says，“My birthday is in summer．It's hot．We can go swimming．” “I like summer best．I like swimming．” I say．All of us are very happy today．
（1）Mary's birthday is August 5th．
（2）Today is sunny and warm．
（3）Mary's favorite season is spring．
（4）Mary's grandpa's birthday is in summer．
（5）They climb mountains and go shopping today．