1 like the blue sweater，（改为否定句）

________ ________ ________the blue sweater．

[主观题]A．ll of the students like football.(改为否定句)_____ of the students _____ football.

[主观题]That is a bag．（改为否定句）________ ________a bag．

[主观题]That is my watch．（改为否定句）________ ________ my watch．

[主观题]These are math books．（改为否定句）These_________ _________math books．

[主观题]1 can solve the problem，too．（改为否定句）I＿＿＿ the problem, ＿＿＿．

[主观题]Those maps are on the wall．（改为否定句）Those maps_________ on the wall．

[主观题]B．oth Mary and John are students．（改为否定句）

[主观题]③他今天必须去上班。改为双重否定句：______

[问答题] 什么是否定句？什么是双重否定句？

[主观题]H．e wants to be a great artist．（改为否定句）H．e________ ________to be a great artist．