35．----Who did you find in the room?

----____.

A．None

B．Not

C．No

D．Nobody

34．____the front door ____ he had to enter the room through the back door.

A．Seen, painted

B．Seeing, painted

C．Being seen, being painted

D．Seeing, being painted

33．Have you learned the use of ____?

A．the noun and the pronoun

B．the noun and pronoun

C．nouns and pronouns

D．noun and pronoun

32．You may borrow the book ____ you keep it clean.

A．as long as

B．when

C．stayed

D．in staying