Tom never does his homeworkMary. He always makes lots of mistakes.A. as carefully as B. ca

问题补充：

Tom never does his homeworkMary. He always makes lots of mistakes.

A. as carefully as B. carefully as C. as careful as

答案：

解析：as ···+as，表示像···一样，之间加形容词或副词的原级，本题修饰动词does要用副词carefully 故选A。句意：汤姆做作业不想玛丽那样认真，他总是犯许多错误。