几道英语题,快!1、She has to stay at home today.(改为一般疑问句）（ ）she( )to

几道英语题,快!
1、She has to stay at home today.(改为一般疑问句）
（ ）she( )to stay at home today?
2、It might rain later.(改为否定句）
It（ ）（ ）rain later.
3、He is the tallest student in his class.(改为同义句）
He is( )than( )( )student in his class.
4、二月份通常多雨,有可能还会下雨.
There is usually( )( )( ）（ ）rain in February,and it may rain.