Здравствуйте, помогите пожалуйста с заданием :(

Read the definitions of the following words and put the right word into the gaps.

merry - causing happiness; pleasant, delightful;
happy - delighted, pleased, or glad;
cheerful - full of cheer, in good spirits;
joyful - showing or expressing joy, in looks, actions, or speech.


1) They were so ________ to see us.
2) He heard a _______song and felt ______.
3) A ____ child made everyone.

И если не сложно, напишите, почему именно такие слова подобрали(

Вы задание не поняли(

Там надо только merry, happy, cheerful, joyful использовать(

1) They were so happy to see us.2) He heard a merry song and felt cheerful.3) A joyful child made everyone.

Спасибо Вам!

1) They were so pleasant to see us.2) He heard a delightful song and felt  delighted.3) A joyful child made everyone.