Question

You _______ go far if you need help with your homework.

A．don’t need

B．don’t have to

C．needn’t to

D．don’t have

Answer 1

B解析:
“have to do sth.”意为：“必须做某事”；“have”是一个实义动词，它的否定句在它前面直接加“don’t”就可以了。