改病句: There is cloud in the sky. How many a apples are there?

问题描述:

改病句: There is cloud in the sky. How many a apples are there?

第一句是冠词使用错了.umbrella雨伞,一把雨伞,冠词应该用an,所以这句改为:My brother bought an umbrella.第二个句子是缺少冠词,there is 单数句,cloud 前面应该加a.所以这句改为:There is a cloud in the sky.第...谢谢O(∩_∩)O