He gave up smoking to_________ the money forhis son’s education.

s that noise Is the water stillrunning— Oh, my god! I ________to turn itoff after I brushed my teeth．

.I used to ______ a lot of time__________ games with my friends.

Why does the lake smell terrible? — Because a large amount of water_______

keep on, you’ll succeed _____. Wish you success in the examinations.