阅读短文,判断下列句子正(T)误(F)。 I'm Mike. I'm in Shanghai. It's very hot and sunny now. I can wear my new T-shirt. And my old hat is too small. I want to buy a new one. But it's too expensive. It's fifty yuan. ( ) 1. It's cool in Shanghai. ( ) 2. Mike has a new T-shirt. ( ) 3. The hat is forty yuan. ( ) 4. It's sunny in Shanghai