Explanation:

1. went is a simple past tense

2. is singing is a present continuous tense

3. will boil is a simple future tense

4. is going is a present continuous tense

5. were playing is past continuous tense

Explanation:

ANSWER:-

1. Prema went to the zoo.

Simple Past tense

2. Sheena is singing a song.

Present Continuous Tense

3. I will boil an egg for breakfast.

Simple Future Tense

4. The milkman is going to the booth

Present Continuous Tense

5. Children were playing in the ground

Past Continuous Tense

Sneak-Peak

Present Tense- Where actions are being performed or general cases.

Past tense- Action has been performed

Future Tense- Action will be performed.