Paul isn’t as as Sandy. He often makes mistakes in his homework. A. careless B. more care

问题补充：

Paul isn’t as as Sandy. He often makes mistakes in his homework.

A. careless B. more careful C. careful

答案：

解析：careless粗心的,无忧无虑的;more careful 更细心的;careful 细心的.句意：保罗不如桑迪细心．他总是在作业中犯错误．短语as+adj+as表示和……一样，第一个as后面接形容词原级，表示和……一样。故选C。