Unit 15
3.No matter how careful you are, the accident always happens.
4.No matter how much I warn him, he doesn't listen to me.
5.No matter how many people deny it,it's true.
6.No matter how different they look, they are twins.
7.No matter how many friends you have, there is nothing as good as family.
8.No matter how we push, the door won't open.
9.No matter how bad the weather is, we have to go to the island.
10.No matter how much I think, I couldn't find the solution.
 Unit 16
3. I have trouble downloading it.
5. I have trouble explaining it to myself.
6. I have trouble focusing on the work.
9. I have trouble reading black letters on a white board.
10.We had trouble finding the book's original copy.
==================== ´ä º¯ ====================
Good job~! Àß ÇØ±ä Çߴµ¥, ´Ù¸¥ ¹øÈ£µéÀº ¾îµð°¬³ª¿ä..@,@ Ʋ¸°°Í »Ó¸¸ ¾Æ´Ï¶ó ¸ÂÀº°Íµµ ´ÙÀ½¿¡´Â °°ÀÌ ¿Ã·ÁÁÖ¼¼¿ä~~ |