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.
$\text{#Mong câu trả lời hay nhất ạ}$
$\text{#Chúc bạn học tốt nha}$
$\text{@Vân}$