单项选择题A.He thinks it is not worth worrying about.B.He thinks he can bring some sponsors to her.C.He thinks he can offer a better job.D.He will be one of the sponsors, if she’ll share the commission.
单项选择题Smoking not only ______ the throat but can also cause cancer, loss of appetite and irregular heart beat.
单项选择题The small-business component of the local chambers of commerce ______ us is even more conspicuous.
单项选择题As a good photographer, you must develop an awareness of the world around you and the people who ______ it.
单项选择题Recent studies show that advertising usually ______ competition and therefore lower prices.