問題文全文(内容文)：
今回はメインの助動詞のうち、推量の意味を中心に指導してmustの周辺や、not の位置などテストに出題されたら間違えやすいものを強調して例文の解説を行っています。

問題文全文(内容文)：
『富士山構文』確認！
画に気を取られないように！

問題文全文(内容文)：
this that の文、使い方に関して解説していきます.

問題文全文(内容文)：
鈴木先生の5文型に関する雑談に関して

問題文全文(内容文)：
NEW TREASURE SERIES Third Edition Stage3 Lesson2-2 の解説動画です。
can /couldの推量で使われる意味、またcould / was(were)able to の「できた」の違い
will / would の「習慣・意思・性質」の意味、would / used to の違いについても解説します。

Practicing musical instruments can be hard for everyone.
Mike cannot be good at playing the drums. He only started practicing them last week.
One day he could be famous, but the chances are very small.
He could play the guitar when he was on elementary school student.
He was able to find Mary's house easily.
Children will behave like children.
The window won't open.
My brother would often play the trumpet in this room.
I used to like American pop music, but now I prefer K-pop.
There used to be a furniture shop over there, but now it's closed down.