The notice came around two in the afternoon the meeting would be postponed.
| A．when | B．that | C．whether | D．how |
________ I had walked for six hours, I was tired out.
| A．After | B．Before | C．When | D．As |
One of the men present held the view ________ the book said was right.
| A．what that | B．what | C．that | D．that what |
________ happens in the world makes us happy and sad by turns.
| A．That | B．What | C．Which | D．Whether |
In some countries, ________ are called “public schools” are not owned by the public.
| A．which | B．as | C．what | D．that |
— ________ did the professor give you much advice?
— The choice of a career.
| A．On what | B．In what | C．What | D．For what |