Question

【题目】My little brother is very ________ so he often makes mistakes.

A. careful B. careless C. care D. carefully

Answer 1

【答案】B

【解析】句意：我的小弟弟非常粗心，所以他经常出错。careful仔细的，careless粗心的， care照顾， carefully仔细地，根据so he often makes mistakes.可知他经常犯错，因此他是粗心的，故选B。