–Why didn’t you give a hand to the boy?-- I ______ , but he struggled to his feet before I tried to.
As city boy accustomed to the concrete building, streams of vehicles and skies of smog, I found farm life “eye-opening” experience.
---How do you like the lecture by Mr. Lee? ---____________.
The drill in Antarctica dragged on slowly because of lack of money, equipment breakdowns, environmental_________ and severe cold.
. ---Where did the couple find their child? ---It was in the park_________ the family used to camp.
He stayed up too late every night, _____ to catch up with his classmates.