Answer
Step 1을 바탕으로 질문에 답하며, 발명품에 대한 내용을 써 보세요.
Q1
What is the most useful invention to you?
Sample
It is the sticky note.
It is the paper clip.
Q2
Who invented it, and when?
Sample
It was invented by Dr. Spencer Silver and Arthur Fry in the 1970s.
It was invented by Johan Vaaler in 1899.
Q3
How do you usually use it?
Sample
I usually use it to write important notes.
I also use it to write thank-you notes to my family and friends.
I also use it to write thank-you notes to my family and friends.
I usually use it to keep papers together.I also use it as a bookmark.
Your Own
