but he still can not understand it.
A.Told many times |
B.Having been told many times |
C.He has been told many times |
D.Though he has been told many times |
Mr. Lee, who as a guide for over 10 years, is now a manager in a big travel agency.
A.worked |
B.has worked |
C.had worked |
D.works |
In the school hall, where a meeting , some students are busy preparing for it.
A.is held |
B.has been held |
C.is being held |
D.is to be held |
the coming English speech competition will be a lot of work, so I need some volunteers to help out.
A.Organize |
B.Organizing |
C.Organized |
D.Being organized |
Rock-climbing is a breathtaking activity, very popular nationwide among young people,
cooperation as well as courage plays an important role.
A.who |
B.which |
C.that |
D.where |
Your advice was a great help to us, without which all our efforts .
A.wouldn’t pay off |
B.hadn’t paid off |
C.wouldn’t have paid off |
D.didn’t pay off |