The young fellow at last managed to make himself________with his________English.[ ]

Gun control is a subject ________Americans have argued for a long time

The best use we could _____the money is to give it to the children of poor areas.

n May 8th, "Most BeautifulTeacher" Zhang Lili in the city of Jiamusi , Heilongjiang province ,savedher students____ by a bus, but couldn’t escape from the tragedy herself

Hissister a teacher for 5 years