1.For the next ten years a succession of books which were mainly by American sounded the alrarm.
2.
reply 通常指答复,通常是提出了一定的问题的答复,多用于邮件、信件中,带有很强的目的性.
比如looking forward to your reply
response,名词词性,通常指回应、应答.强调给予回应.
比如give some response
answer,这个比较好分,answer是回答,答案,通常只试卷试题的回答,以及其他结构性的一问一答.比如question 对应的answer.