—Do you think the thief entered through the back door? —No, if he had, I don’t believe he ______ the living-room window.
We are said to be living in ____ Information Age, ____ time of new discoveries and great changes.
---- How often do you go to the concert ? ---- ______________,but at least once a month.
On the top of the books ________the stamp album my uncle gave me as a birthday present.
---Life is full of opportunities for you. ---That’s right. _____.
For quite _____ students,their teacher's advice is more important than _____ of their parents.