第32题: [简答题]___________________ (理完发之后),Professor Smith went straightly to the laboratory to proceed with his experiments. 参考答案:after having his hair cut 答案解析:本题是测试have sth. done这一结构的。have sth. done所表达的意思是“让别人做某事”;另外,类似的结构还有:have sb.do sth.意思是“让某人做某事”,用该结构时,说