2019年12月11日 ~ Book4 Unit16 [Stage7]
＜今日の進捗＞
Book 4 - 62 (The USA is the largest economy in the world.How long has the USA been the number 1 in the world?)
＜オリジナル回答＞
How does a coral reef protect land from large waves?
Book 4 - 62 (The USA is the largest economy in the world.How long has the USA been the number 1 in the world?)
＜オリジナル回答＞
How does a coral reef protect land from large waves?
A coral reef protects land from large waves by making large waves and weaker before reaching the land.
