-Do you think an advertisement is a help when you look for a job? -Well, it depends. __, it give me a chance to try.

Up to now, Hope Project has helped thousands of students who would       have dropped out of school.

Deserts, dry areas with _____ no vegetation, cover more than one-third of the Earth's land surface.

—Where have you been? —I got caught in the traffic jam; ______ I’m here just on time.

Make sure the gas is turned off after a bath, which would _______ cause danger.