例句： The business of owning and operating a dairy or a dairy farm.

例句： Rick often watched the boats returning to port in the late afternoon.

例句： They went out for a walk on the gravelled path.

例句： Their negotiations were cloaked in secrecy.

例句： Success lies not so much as in luck as in hard work.

例句： Our cultural delegation met with a hearty welcome.

例句： I'm good at history but not so hot at arithmetic.

例句： All this year's new models are displayed at the motor show.

例句： December is the twelfth month of the year.

例句： English is referred to as a universal language.