I am sure you will make it in the end _________ you have worked so hard.

—Hurry up! The bus is coming.—Wait a minute. Don’t cross the street        the traffic lights are green.

We’ll climb the mountain _______ the weather is bad this weekend.

—__________ do you cook for your family?—Sorry, never.

 Don’t put your hand out of the car window, ______ you will be hurt by the passing traffic.