Act 1. Underline the verbs. Tick (✔) if the verb from is correct and cross (❌) if it isn't

2. My class was doing (✔) a test when it happend (❌)

3. I was working (✔) on the computer when I was losing (❌) my work.

4. We did (✔) our English project when Paul shouted (✔), 'Help!'

5. Our teacher went (✔) to the library when the lights were coming (✔) back on

6. We had (❌) lunch when there was (✔) another power cut

Act 2: Complete the text with the correct from of the verbs Last night there was problem at the zoo. The new zookeeper feeds (feed) the tiger when it escaped. He wan't watching when the tiger runs (run) away. Some tourists walking (walk) in the park when thay heard a strange noise. They buying (buy) ice cream when they saw the tiger. They were phoning the emergency services when a police car arrived ( arrive ) under a tree when the police finally caught it. It is now safely back in the zoo

Act 1. Underline the verbs. Tick (✔) if the verb from is correct and cross (❌) if it isn't

2. My class was doing ( ✔) a test when it happend ( )

3. I was working (❌ ) on the computer when I was losing (✔ ) my work.

4. We did ( ❌) our English project when Paul shouted ( ), 'Help!'

5. Our teacher went (✔ ) to the library when the lights were coming ( ❌) back on

6. We had (❌ ) lunch when there was (✔ ) another power cut

Act 2: Complete the text with the correct from of the verbs Last night there was problem at the zoo. The new zookeeper _________feeding____ (feed) the tiger when it escaped. He wan't watching when the tiger ___running____ (run) away. Some tourists __walking__ (walk) in the park when thay heard a strange noise. They __buy some__(buy) ice cream when they saw the tiger. They were phoning the emergency services when a police car __arrives__(arrive) under a tree when the police finally caught it. It is now safely back in the zoo

$\text{@Thảo}$