Although she brushed the old pot_______, she could not make it completely clean, which made her very upset.
| A．roughly | B．thoroughly |
| C．instantly | D．occasionally |
_____ seen smoking here will be fined.
| A．Who | B．Whoever | C．Anyone | D．Who ever |
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 |