16. The river, ______the bank are covered with trees, is very long.
| A．whose | B．which | C．of which | D．which of |
—Oh, Jesus, I can’t cut the durian (榴莲) into two halves however I tried!
—Easy, boy! Why not use _____ knife?
| A．a sharp | B．the sharper | C．a sharper | D．the sharpest |
— David has been in high spirits these days?
— ______ He should win the first prize in the composition test.
| A．How come! | B．How is it? | C．Guess what? | D．No wonder! |
--- What does Maggie look like?
--- _________
| A．She looks very well. | B．She likes parties a lot. |
| C．She likes her mother. | D．She is tall and pretty. |
Jack reached the company out of breath, only _______ he was fired.
| A．to tell | B．to be told | C．telling | D．told |
ThereareseveralresearchcentersinChina________acertaindiseasecalledBirdFluis
beingstudied.
| A．which | B．where | C．when | D．what |