英语问提：填写适当的词,使它与原句意思相同.1.What time does Mr Bai water the plants?()does Mr Bai water the plants?2.What's wrong with your classmate?( ) ( ) ( ) ( )your classmate

英语问提：填写适当的词,使它与原句意思相同.
1.What time does Mr Bai water the plants?
()does Mr Bai water the plants?
2.What's wrong with your classmate?
( ) ( ) ( ) ( )your classmate

1.when
2.what is the matter