—Did you visit the famous cultural relics last month?—No,we _________ it,but we spent too much time shopping.
I try keeping the meeting short, ______ to waste everyone's time.
Don't call me unless there are some ______ matters.
You will find the laptop well-designed when he ______ it ______.
As we all know, he never ______.
We ______ to clean the blackboard every day.