按要求完成下列句子。
1. He has a brother and a sister.（改为一般疑问句）
he any brothers or sisters?
2. Open the window.（改为否定句）
the window.
3. She is watching cartoons at home now.（改为一般现在时）
Sometimes she at home.
4. Jim is good at PE.（改为同义句）
Jim in PE.
5. We saw a play last Sunday. （用tomorrow替换last Sunday）
We are see a play tomorrow.
6. 秋天是北京最好的季节。（汉译英）
It's the in autumn in Beijing.
