. If I ______ plan to do anything I want to，I’d like to go to Tibet and travel through as much of it as possible.
| A．would | B．could | C．had to | D．ought to |
--Who are you waiting for?
-- _____ the man wounded in the left leg.
| A．The doctor will operate on | B．Tie nurse to be looked after |
| C．The doctor to operate on | D．His brother got |
-- The boy is tall enough _____ his age.
--Yes, I was much _____ when I was his age.
| A．to; shorter | B．at; taller | C．at; shorter | D．for; shorter |
In some countries,_____ are called "public schools" are not owned by the state.
| A．that | B．which | C．as | D．what |
People are puzzled _____ they read the book.
| A．the first time | B．at the first time | C．for the first time | D．at first |
We have done things we ought not to have done and_____ undone things we ought to have done.
| A．left | B．leave | C．will leave | D．leaving |