The two naughty boys were quiet when eating, and they were accustomed to ______ at meals.
Experts warn that global warming will cause extreme climate changes including more______ floods, heat waves and droughts.
Premier Wen’s three-day visit to Japan, ______ as the “ice-melt” trip, has a positive effect on Sino-Japanese relationship.
The Greens’ shop has been broken into three times in the last two years, ______ resulting in their great loss.
It's Mary's own fault if she feels ______ at the party — she makes no effort to be friendly to people.
We all consider ______ significant that we should cancel the order immediately.