Question

—I can't see the blackboard clearly —Then you'd better have

Answer 1

答案C

1.考的是非谓语动词,且Then开头的句子已经有了动词have,--->排除A

2.眼睛本身不会自己跑去检查,应该是被检查---->B、D排除

非谓语动词examined在此表被动,前面省略了to be,即原句完整应该是Then you'd better have your eyes (to be) examined