Remember this, John. ________ you work, ______grades you’ll get.–Thanks, Miss Rose.

Canada is a country _____many different nationalitiesas well as one with foreign immigrants _____ the majority of its population.

What ________ bad weather it is today! —Yes, ________ weather makes me so sad.

Dad, must we wait for the green light — Yes, I’m afraid we ________. That’s the traffic rule (规则).

(2013·甘肃河西五市二模)Look! The ground is wet. It must have rained last night, ________？