【题目】—Did Peter fix the computer himself?
—He __________，because he doesn't know much about computers.
A. has it fixed B. had fixed it C. had it fixed D. fixed it
在线课程【答案】C
【解析】由问句的时态和答语后半句的句意“因为他对电脑 了解不多”可知C项时态、结构都正确。C项表示他请 人修的电脑。A项时态不对。B、D看不出“请人修”的 意思，且B项时态也不对。