手机内存卡有几种型号:be afraid of sth. 和 be terrified of sth.有什么区别？

be afraid of sth. 和 be terrified of sth.有什么区别？ be born,be born to do sth.和be born of有什么区别? used be made of和sth/sd be made ues of哪个是make use of的被动式 be afraid to do 与 be afraid of doing 有什么区别? 词组be afraid of 后边可以跟什么词？ Don't be afraid of diffculties.对吗? 用Don't be afraid of 造句 We have no need to be afraid of them. be afraid of losing each other什么意思？ 请问be afraid to do 和be afraid doing 有什么区别?