a back of infirmity:(). A.confirmationB. disablityC. soundnessD.expansion
a back of infirmity:().
A.confirmation
B. disablity
C. soundness
D.expansion
相关考题：
One way to help students use natural intonation is to practise saying the sentence in sections, starting with the end of the sentence and gradually working backwards to the beginning. This technique is known as _________.A.dialogue chainB.chain drillC.back-chaining
When we visited my old family home, memory came ________ back.A．floodingB．to floodC．floodD．flooded
Make（ ）copies of important files, and store them on separate locations to protect your information.A.back B.back-up C.back-out D.background
Make（ ）copies of important files, and store them on separate locations to protect your information.A.backB.back-upC.back-outD.backgrounD.
按照要求写出对应命令：在当前目录下新建一个目录back，将当前工作目录更改为back，在back目录下新建2个空文件test1、test2，然后把test2移到其父目录中并改名为file3。