—I didn’t see her yesterday,I looked for her everywhere,but couldn’t find her.
—Oh,but you .She was working in the office.
A.must have | B.ought to | C.ought to have | D.can’t have |
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—I didn’t see her yesterday,I looked for her everywhere,but couldn’t find her.
—Oh,but you .She was working in the office.
A.must have | B.ought to | C.ought to have | D.can’t have |