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decreased / opened decreased / shut increased / opened increased / shut
were shut must be shut could be shut be shut
come up with come about put up with bring out
put up with come up with catch up with keep up with
shut out get off leave out put off
in face of in spite of in case of in danger of
is are is to be are to be
Make sure that the windows are shut To make sure that the windows are shut Making sure to shut the windows To be sure to shut the windows
put up with come up with catch up with keep up with
were shut must be shut could be shut be shut
Keep To keep Keeping Having kept
Make sure that the windows are shut To make sure that the windows are shut Making sure to shut the windows To be sure to shut the windows
is threatening has threatened will be threatened is being threatened
make sure am sure make clear am clear
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