37．E 本段第一句的job opportunities和该项的work from home, from the very first level of his job吻合，说明在家工作机会之多。
38．C 该项的on the basis of words written和下一句的also depends on the clients written是并列关系，说明所得薪资的依据是什么。
39．F 该项many forms of writeups和used for the purpose of promotion of a product or a brand吻合，说明了一些文案工作的存在及其作用。
