Let’s dinner together.A. hasB. eatingC. haveD. to cook

问题补充：

Let’s dinner together.

A. has

B. eating

C. have

D. to cook

答案：

A. has

B. eating

(答案→)C. have

D. to cook

解析：使役动词let后跟动词原形作补语，表示建议，本题的含义为让我们在一起吃晚餐吧，故本题选C。