I didn’t meet him yesterday so I can’t tell you anything about him now.
A.If I had met him yesterday, I could have told you something about him.
B.If I hadn’t met him yesterday, I couldn’t have told you anything about him.
C.I couldn’t have told you about him because I didn’t meet him yesterday.
D.If I had met him yesterday, I could tell you something about him now.

He is __________.
A.a ten months old boy
B.a ten-months-old-boy
C.a ten-month-old boy
D.a ten months boy

___________________ is living with me.
A.Both my mother and my brother
B.Either my mother or my brothers
C.Either my brothers or my mother
D.Not only my mother but also my brothers

_______(50)
A.knowledge
B.news
C.information
D.images

A.total
B.potential
C.absorbent
D.intense

A.debt
B.birth
C.obstacle
D.forbid

A.committee
B.absentee
C.Japanese
D.referee

"Have you ever met the girl over there?" - "No. _______
A.I don't.
B.I have.
C.Why not?
D.Who is she?

"Good bye. Have a nice weekend." - "Goodbye. _____.”

A.Me too
B.You're welcome
C.Not at all
D.The same to you

Accuracy, cleanliness, and orderliness are required.
A.carefulness
B.decision
C.cleverness
D.precision