Put the verbs in brackets in the past simple or past continuous
The baby(not sleep) when mum (come).
The children...(play) while their nanny...
(prepare) dinner.
Tom (have a bath) when the phone ... (ring).
They ...(go) to a birthday party last Saturday
night.
She... (cook) at 5 p.m yesterday afternoon when
I called
My heart ..(beat) faster and faster as the
teacher... (walk) towards me.​

1. The baby was not sleeping when mum came.
Explanation: The sentence is in the past continuous tense because it talks about an ongoing action in the past (the baby not sleeping). The past simple tense is used for the action that interrupts the ongoing action (mum came).

2. The children were playing while their nanny was preparing dinner.
Explanation: Both actions (playing and preparing) were happening simultaneously in the past. Therefore, the past continuous tense is used for both verbs.

3. Tom was having a bath when the phone rang.
Explanation: The action of having a bath was ongoing in the past (past continuous tense) and it was interrupted by the action of the phone ringing (past simple tense).

4. They went to a birthday party last Saturday night.
Explanation: This sentence is in the past simple tense because it refers to a completed action in the past (they went to a birthday party).

5. She was cooking at 5 p.m yesterday afternoon when I called.
Explanation: The action of cooking was happening at a specific time in the past (5 p.m yesterday afternoon) and it was interrupted by the action of me calling (past simple tense).

6. My heart was beating faster and faster as the teacher walked towards me.
Explanation: The action of the heart beating was ongoing in the past (past continuous tense) and it was happening at the same time as the action of the teacher walking towards me (past simple tense).