1. It is parents’ responsibility and obligation to join hands to take care of their children and give them a happy home. (reponsibility)

Explanation: Parents have a duty and responsibility to work together to ensure the well-being and happiness of their children. It is their obligation to provide a nurturing and loving environment for their children to grow and thrive.

2. I would like to express my gratitude to everyone for their hard work. (grateful)

Explanation: The speaker wants to show appreciation and thankfulness to everyone for their efforts and dedication. They are grateful for the hard work that has been done.

3. The measures should help create jobs and strengthen the economy. (strong)

Explanation: The measures being discussed are expected to have a positive impact on the economy by generating employment opportunities and making it more robust and resilient. They are aimed at making the economy stronger.

4. He needs all the support and encouragement he can get. (encourage)

Explanation: The person mentioned requires assistance and motivation from others. They need support and encouragement to overcome challenges and achieve their goals.

5. She cleans up spotless after she has finished cooking. (spotless)

Explanation: The person mentioned ensures that everything is perfectly clean and free from any dirt or mess after they have finished cooking. The area is left spotless, indicating a high level of cleanliness and tidiness.