Don't ______ to spring-clean the whole house just because my mother is coming---there's no need to do that.

A．undertake

B．attempt

C．bother

D．hesitate

按照我国残疾分类，残疾包括如下哪几种

A．视力、听力、语言残疾

B．视力、听力、语言和肢体残疾

C．听力、语言、精神和肢体残疾

D．智力、精神和肢体残疾

E．视力、听力、语言、智力、精神和肢体残疾