單選題
1.——There were already five people in the car but they managed to take me as well.
——It ______ a comfortable journey.
A.can't be
B.shouldn't be
C.mustn't have been
D.couldn't have been
正確答案:D
答案解析:由題意可知被猜測的時(shí)間是過去,有客觀事實(shí)根據(jù)there were already five people……take me as well,猜測語氣要求最強(qiáng),所以正確選項(xiàng)是D。
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