.The fresh water in Canada has one-third of the world’s total, much of ____ is in the Great Lakes.
When travelling in buses or trains,we are likely to have conversations _____ we give information or opinions about different things.
---- Do you regret having left your first job?---- Why should I? I _____ as much, but I enjoy more of it.
The campaign is trying to get the _____ across to young people that drugs are dangerous.
Don’t be so discouraged. If you _____ such feelings, you will do better next time.
—You can’t stand working with Jane in the same office, can you? —______,because she just refuses _______while working.