--- You didn’t hear me until now?
--- No. I must ___________ soundly(沉) when you came in.
A.have slept | B.be sleeping | C.sleep | D.have been sleeping |
Certainly I posted your letter — I remember ______ it.
A.posting | B.to post | C.to be posting | D.have posted |
Please remember _______ the plants while I’m away.
A.watering | B.to be watering | C.to water | D.being watering |
Please excuse me _______ your letter by mistake.
A.to open | B.to have opened | C.for opening | D.in opening |
After describing the planned improvements, she went on _______ how much they would cost.
A.to explain | B.explaining | C.to be explaining | D.having explained |
The film star walked to his car, ______ a crowd of journalists.
A.followed by | B.following by | C.to follow | D.to be followed by |