______ all my homework unfinished, I am not allowed to go online to play games.
| A．As | B．For | C．Without | D．With |
With more and more birds _______, some day some species will _______ completely. In addition, some of them have _______ environmental pollution.
| A．dying off; die out; died from |
| B．dying away; die off; died from |
| C．dying down; die out ; died of |
| D．dying out; die away; died of |
His test results are not very consistent. He does well __________week and badly the next.
| A．one | B．another |
| C．the other | D．some |
—Yousee, I'm poor in maths; you are not good atEnglish, and. . .
— That's __________ we should help each other.
| A．when | B．where |
| C．how | D．what |
—Can you accompany your little brother to the post office now?—__________，if he is ready.
| A．By all means | B．No way |
| C．My pleasure | D．In no case |
Only if __________ the examinations __________ get the gift promised byyour father.
| A．you have passed ； you will |
| B．have you passed ； will you |
| C．you have passed ； will you |
| D．have you passed ； you will |