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Don’t open the door! Keep the door _____.
A. close???? B closed????? C. closing
Don’t forget _____ the door when you leave.
A．to close B．close C．closing D．closed
Don’t forget ______ the door when you leave.
A．close B．closed C．to close D．closing
Don’t forget ________ the door when you left?
A．close
B．to close
C．closing
D．closes