题目

-What’s the old man standing there? -He is _____, a new comer.A. Mr. WhiteB. an engineerC. JoeD. Joe’s brother   答案：B  根据问句可知询问人的职业。I am very interested in this maths problem. Can you show me?A.what to work it outB.what to work out itC.how to work it outD.how to work out it.