I had expected to come over to see you last night, but someone ______ and I couldn’t get away.
We all felt a sense of ______ when we saw so many overseas Chinese coming back safe and sound from Libya.
Scientists say it may be five years ______ it is possible to test this medicine on human patients.
Last month, the Japanese government expressed their thanks for the aid they ______ from China.
If you _____ smoke, please go outside because this is a non-smoking office.
––Who would you rather _____ your graduation ceremony tomorrow, your parents or friends? ––All of them.