The author of the article believes that it is the test system,________teachers,that is responsible for the heavy burden of the middle school students nowadays.
I turned to the headmaster and he promised to do everything _______ his power to help me out.
After five hours’ drive, they arrived in _______ they thought was the place _______ they’d been dreaming of.
--- What do you think of my suggestion? --- I’m sorry. Er… I _______ about something else.
The newly-married couple quarreled so much that they reached the point _______ they had to separate from each other.
He was thinking about the problem when an apple fell off the tree, _______ him right on the head.