2017高考英語備考單元知識搜索與探究歸納Unit15 The necklace
【例題】(經典回放)—this _____john’s house. it’s number 101.
—i don’t think so. he said a large white house but this is a small yellow one.
a. must be b. can’t be
c. may not be d. should be
解析: 從本題語氣可以看出第一個人進行肯定猜測,第二個人對其進行否定。表示肯定的猜測用must。
答案:a
表示對過去發生事情的猜測,用must, can/could, may/might + have done的結構。
the road is wet. it must have rained last night.
路上濕了,昨晚肯定下雨了。
it couldn’t have been a comfortable journey with five people in a car.
五個人坐一輛車的旅行肯定不舒服。