I don’t know what happened ______ the old man yesterday.

A. for                  B. on            C. to          D .with

By the time he_____, the teacher______.

A. came, went                               B. had come, went

C. came, had gone                      D. comes, will go

The teacher ____ be in the office because the light is off.

A. can’t                B. must              C. could            D. must

______ tourists come to visit Zibo every year.

A. Thousands          B. One thousand of          C. Thousands of        D. Two thousands

---What’s one third and a half, do you know?  

---Yes, it’s ________.

A. one fifth          B. two fifths        C. six fifths          D. five sixths

--_________ is that river?

-- About 3,000 kilometers long.

A. How deep              B. How big             C. How long             D. How wide

The radio is making too much noise, would you please ________?

A. turn down it           B. turn it down            C. turn up it                  D. turn it up

You haven’t read the notice to the audience, and ___________.

A. either have I           B. neither have I          C. neither I have          D. so have I

Nobody knew ________.

A. where did he live three years ago            B. where he lived in three years before

C. why he cried so sadly                   D. how soon he will come back

________we work, __________ we’ll learn English.

A. The harder, well                      B. The harder, the better

C. The hard, the better                    D. Harder, Better