The man we followed suddenly stopped ad looked as if ______whether he was going I the right direction.
I don’t understand what the engineer means, but I’ve got ______ rough idea of ______ project plan.
.—May I close the window? —__________.It’s really a bit cold now.
_______tomorrow, we will still join hands to help the poor in the outside.
. His efforts to persuade him to make a donation were ____ because he showed no intention to take a cent out of his pocket.
_____ his look, he doesn’t think much of our plan.