题目

?Did Peter fix the computer himself??He __________ because he doesn't know much about computers.A.has it fixedB.fixed itC.had it fixedD.had fixed it 答案：【答案】C【解析】句意”Peter自己修的电脑吗？他让别人修的因为他没有多少电脑知识。have sb. done是动词+ed形式作宾语补足语，表示“使(让，请)别人做某事”。根据所提供的情景because he doesn't know much about computers可判断出他找别人维修了电脑。故选C。∠1加34°的和是一个直角，∠1=5656度．