Many experts have raised doubts about ____ it is right to judge teachers’ performance on students’ test scores. [ ]

Would you like to go_________for vacation — Yes, I’d love to. I like the place where it is peaceful and uncrowded.

I still remember ______ to the Science Museum for thefirst time when I was young

press conference, a government spokesman expressed his great ____________ for the safety of the three trapped workers.

_in a science competition, the threestudents were awarded scholarships totaling $ 21, 000.