Question

【題目】—Hi, Johnson, any idea where Susan is?

—It’s class time, so she _____ in the classroom now.

A. can be

B. must have been

C. might have been

D. should be

Answer 1

【答案】D

【解析】考查情態動詞的用法。A. can be可能，可以是；B. must have been一定（對過去事實肯定的推測）；C. might have been可能（對過去事實肯定的推測）；D. should be應該是。句意：—知道蘇珊在哪里嗎？—現在是上課時間，她應該在教室里。故答案選D。