—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 |
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—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 |