Write the correct sentences.句型转换。
（1）Li Lei brings me a card.（改成一般过去时）
                               
（2）Is your teacher a man?(作肯定回答)
                                
（3）Jenny does her homework at home.（改为一般疑问句）
                                 
（4）There are three buses in the bus stop.（对划线部分提问）
                                 
（5）It is rainy today.（对划线部分提问）