Not until I was a senior student_________the importance of English.

Have you ever watched Lin Shuhao’s basketball match?–Yes, of course, he is such _____ excellent player that I want to see it _____ second time.

We should return the books to the library_____ time .[ ]

Is this camera mine? —No, it isn’t________. It’s________.

Are the offices in front of the dining hall?一Yes. The dining hall is _____ the offices. [ ]