I ________ a book on fashion at the moment, and it ________ in the book that Europeans started to wear top hats in the early 1800s．A.read; is saidB.am reading; is sayingC.was reading; was sayingD.am reading; says
网友回答
D解析根据时间状语判断动词的时态，是最简单的方法。但是，有些题目中常常并没有给出时间状语，这需要弄懂题目的意思，判断动作发生的时间以及状况，根据语境判断出句子的正确时态。