Breakfast is ready you’d better.A. not wake him upB. not to wake him upC. to wake him upD

问题补充：

Breakfast is ready, you’d better.

A. not wake him up

B. not to wake him up

C. to wake him up

D. wake him up

答案：

A. not wake him up

B. not to wake him up

C. to wake him up

(答案→)D. wake him up

解析：固定结构had better表示最好做某事，后跟动词原形；其否定形式在动词原形的前面加not即可。句意：早饭已经准备好了。你最好叫醒他。结合语境可知选D。