If you want to have a good mastery of knowledge,you must_______ what you are being taught in class and make immediate use of it.
_________ we have been classmates for three years, she hasn’t left me much impression, so I can’t remember her after graduation.
When and where to build the new factory _____not decided yet .
The fire was finally brought under control, but extensive damage _________.
– I’m sorry for being late. I should have phoned you earlier. – _____. I’ve just arrived.
—Here’re the photos I took on London Bridge. —! Keep it up and you’ll be a good photographer.