答案是：
1.——It smells so good.——My sister is cooking_______ fish in the kitchen.
2.She is sick today and she is feeling terrible_____
3.Look!There's a dog__lying_____(lie)in the garden.
4.We are__surprised___(surprise)to find that the little boy can speak English very well.
5.The weather in Chengdu is very__rainy___(rain) today.