转换句子,每空一词1.the crayons are in the pencil box.(改为单数）the____ _

转换句子,每空一词
1.the crayons are in the pencil box.(改为单数）
the____ _____ in the pencil box.
2.kate's skirt is (red)（对括号部分提问）
____ _____is kate's skirt?
3.my favourite food is (fish)（对括号部分提问）
____ ____favourite food?
4.I do my homework for an hour.(改为否定句)
I ____ _____my homework for an hour.