____ almost the whole time of mine, the work made me extremely tired.
| A．Occupying | B．Occupied | C．Being occupied | D．To occupy |
If we don't hurry up, everything ________ by the time we get to the party.
| A．will be eaten | B．is eaten |
| C．has been eaten | D．will have been eaten |
The vegetables in his field ________ well, because they are pollutionfree.
| A．are selling | B．have been sold |
| C．are sold | D．sell |
—What's the matter with Philips?
—Something must have happened to him. He left home three hours ago, but ________ at the party!
| A．didn't arrive | B．isn't arriving |
| C．hadn't arrived | D．hasn't arrived |
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 |
—David, are you listening to me?
—Sorry, Dad. I ________ to make sense of what the reporter said.
| A．was trying | B．have tried |
| C．am trying | D．tried |