Fill in the blank with the correct form of the given verb in the Present Continuous Tense.
| 1. | The policemen _______________ are searching for the lost children. (search) |
| 2. | I _______________ am lying on the sofa in a leisure manner【休閒方式】. (lie) |
| 3. | The fierce【兇猛】 dog _______________ is barking at the girls. (bark) |
| 4. | The scientist _______________ is observing the behaviour【行為】 of the gorillas【大猩猩】. (observe) |
| 5. | Mr. Cheng _______________ is marking the exercises books now. (mark) |
| 6. | The students _______________ are discussing the picnic location. (discuss) |
| 7. | The naughty kitten _______________ is scratching the tablecloth. (scratch) |
| 8. | The nurse _______________ is rescuing the baby at the moment. (rescue) |
| 9. | The athletes【運動員】 _______________ are breathing hard because of the race. (breathe) |
| 10. | The firemen _______________ are bathing the residents in the fire scene. (bath) |