The international agreement, _____ encourage children not to smoke and help people kick the habit, was signed on February [ ]

Did you see who the driver was—No, the car ran so fast _____I couldn’t get a good look at his face.

35.After they were given several terrible blows, the enemy did not _____ out after dark.

Liu Yang is the first Chinese woman astronaut_______ has ever traveled in space.

We can’t do well in examinations we study hard in school time.