what color------Amy's pants?-------purple.

问题描述:

what color------Amy's pants?
-------purple.

are

pants为复数。

They're

为你解答。
What color (are) Amy's pants? (They're) purple.
Amy的裤子是什么颜色的? 是紫色的。
解释:主语是pants,算复数。

填 are
What colour are Amy‘s pants?
They're purple .
艾米的裤子是什么颜色的?
是紫色的.