1、The world would be a dull place if there were no colors .(

1、The world would be a dull place if there were no colors .(改为同义句） The world would be ------ ------colors.2、there is something wrong with my computer .(改为否定句)----------is wrong with my computer .不好意思 还有一题the comic books have been sold out in the shop .there are no comic books .(改同)the comic books have been sold and there is ------- ----------in the shop .