be afraid后加动词不定式，或动名词。
afraid：adj. 害怕的; 害怕，畏惧(可能受伤害、受苦); 担心(会发生某事); 担心，生怕(将发生不快、不幸或危险的事)。
扩展资料
Dont be afraid to ask for advice about ordering the meal
点餐时可以大胆征求意见。
You should not be afraid to aim high in the quest for an improvement in your income
想让自己的收入有所提高时，你应该敢于给自己设定高的目标。
Dont be afraid to consider apparently extravagant ideas.
要勇于考虑一些貌似离谱的.想法。
Its very healthy to be afraid when theres something to be afraid of.
不逞匹夫之勇是很明智的。
Dont be afraid of speaking up
别怕，大胆地说。
