1.It/lovely/see/you/again

⇒It's lovely to see you again.

2. I delighted/ receive/ your message.
⇒I’m delighted to receive your message.

3. They/ well prepared/ attend/ the Olympia contest.
⇒They are well prepared to attend the Olympia contest.

4. He/ anxious/ wait for/ the test results.
⇒He is anxious to wait for the test results.

5. We/ happy/ receive/ a lot of presents from our grandparents.
⇒We are happy to receive a lot of presents from our parents.

$\text{#Mong câu trả lời hay nhất ạ}$

$\text{#Chúc bạn học tốt nha}$

$\text{@Vân}$

1, It's lovely to see you again.

2, I am delight to receive your message.

3, They are well prepared to attend to the Olympia contest.

4, He is anxious to wait for the test results.

5, We are happy to receive a lot of presents from our grandparents.