Not until Tom read his composition the second time ________ the spelling mistake.
| A．does he notice | B．he noticed |
| C．did he notice | D．he had noticed |
If this product does not give you complete satisfaction, please return it to the manufacturer, stating when it ________.
| A．is purchased | B．will be purchased |
| C．purchases | D．has purchased |
Have you heard about that school bus accident?
—Yes, fortunately all on board including the driver ________.
| A．were saved | B．was saved |
| C．have saved | D．has been saved |
With economy getting worse，we have reached the point________we have to cut down our daily expenses.
| A．that | B．which | C．when | D．where |
The news spread quickly through the village ________ the war had ended, ________ made villagers wild with joy.
| A．which; that | B．that; what | C．that; which | D．where; which |
_______ we know, hurricane is _______ to come.
| A．As soon as; possible | B．As long as; probable |
| C．As far as; likely | D．As well as; perhaps |