问题补充:
单选题HelooksforwardwithgreatinteresttheShanghaiExpointhesummerholiday.A.to seeB.of seeingC.to seeingD.for seeing
答案:
C解析考查固定搭配。with great interest是插入语,He looks forward____ the Shanghai Expo in the summer holiday,考查look forward to doing结构,所以选C。