The astronauts started their journeys in rockets _____forward by jets of hot gas

Mr. Smith has decided to his bad habit ofsmoking.—That’s good news. I hope he can do it.

When the flood was washing the village, people screamed and ran ________ all directions.

Students are required to _______ down what the teachers teach in class. Which of the following is wrong?

______ makes her different from theother students—Diligence, I think.