英语改句子4题1give up if you want to stay fit ( 改为否定句 )（ ）（ ）up if

英语改句子4题
1give up if you want to stay fit ( 改为否定句 )
（ ）（ ）up if you want to stay fit.
2he goes running (three times a week .)括号内的提问
( ) ( ) ( )he go running
3they have done some weight training sence last week.
( )they ( )( )weight training since last week?改为一般疑问句
4I’ve got a neighbour .his brother is training for the olympic games .改为定语从句
I’ve got a neighbour ( ) ( )is training for the olympic games .