—Mom I am afraid that I can’t get through the hard time we’re having now.—My boy be brave

问题补充：

—Mom, I am afraid that I can’t get through the hard time we’re having now.

—My boy,be brave and tell yourself.

A. don’t give up

B. not to gove up

C. not give up

D. to give up

答案：

A. don’t give up

(答案→)B. not to gove up

C. not give up

D. to give up

解析：句意：孩子，要勇敢，告诉自己不要害怕。动词不定式的否定形式就是在to前加not,故选B。