句型转换:
1。Turn on the popcorn, please。(改为否定句) ( )( )on the popcorn, please。
2。There are some old sheep on the hill。(改为单数)
( )( )( )( )old ( ) on the hill。
3。He did his homework yesterday。(改为否定句)
He( )( )his homework yesterday。
4。I think he will come to see me, ( )( )?(改为反义疑问句)
5。
He will be back in three hours。(对画线部分提问)
( )( )will he be back?
。