“Where is it?” “Where is _____? I don't know what do you mean?”
| A．what | B． that | C．where | D．so |
Her pronunciation is as good as, if ____than, her teacher's.
| A．no better | B．not better | C．no good | D．not good |
Each of the students, hoping to pass the exam, _____the book.
| A．buying | B．having bought | C．should buy | D．to buy |
They kept trying _____ they must have known it was hopeless.
| A．if | B．because | C．when | D．where |
——What should I wear to attend his wedding party? ——Dress ____ you like.
| A．what | B．however | C．whatever | D．how |
He is only too ready to help others, seldom, ____, refusing them when they turn to him.
| A．if never | B．if ever | C．if not | D．if any |