It is no use _________ to persuade him ________ smoking because he has been addicted to it since he wasyoung.
—Let's go Dutch for this supper, OK?—No,________this time, as a reward for all your help.
At the United Nations Climate Change Conference, the UN Secretary General points out that,________, the climate situation will get worse and worse.
—Who should be responsible for the accident?—The boss, not the workers. They just carry the orders________.
I can't thank you _______ much because without your help I _______ have won the first prize.
Had I known about this computer program, a huge amount of time and energy________.