Listen!I hear someone knocking at the door.(同一句转换）
答案：Listen!（ here ) ( is ) a knock on the door.
解析：这个knock 是名词,敲门声的意思.和原句意思都是：听,有人在敲门.
There ____some milk and eggs on the table.
A is not B aren't C is Dare
正确答案是C. is
因为句中是some,在肯定句中用some,在否定句中用any,所以本句是肯定句,所以选C
希望能帮到你,祝更上一层楼O(∩_∩)O
有不明白的请继续追问(*^__^*)