—Have you eaten up the food in your plate _______? —Yes. I’ve _______ eaten it up.
| A．already; already | B．yet; yet |
| C．already; yet | D．yet; already |
Each of us should take action hunters catching bears for their fur. Otherwise, there will be no bears left in the world.
| A．stop | B．to stop |
| C．stopping | D．to stopping |
Father was reading a newspaper, ________ Mum was cooking dinner when I got home yesterday.
| A．when | B．while | C．until | D．as |
90% of the boys in our class __________ playing basketball.
| A．enjoy | B．enjoys | C．enjoying | D．to enjoy |
— I phoned you at six yesterday afternoon, but nobody answered.
— I _______ a walk with my parents near the river.
| A．am taking | B．was taking |
| C．took | D．will take |
— The horse is standing with its eyes _______.
— It may be sleeping.
| A．opened | B．open | C．closed | D．close |