問題文全文(内容文)：
Lesson10-1 関係代名詞(主格)についての解説動画です。後置修飾・先行詞・格といった用語についても解説しています。

例文
Mike is the boy who lives next door.
I'm looking for the bus which goes to Nagano.
The book which was written by him is interesting.

問題文全文(内容文)：
「待つ」の受動態に関して解説していきます.

問題文全文(内容文)：
Believed to have been formed millions of years ago from evaporated water, this salt deposit is considered one of the most ancient in the world.

These trace minerals are often perceived as making this salt a healthier alternative to regular table salt, which is refined through a series of processes.

(東海大学医学部)

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https://morite2.com/videoclass/

問題文全文(内容文)：
N.T. SERIES Third Edition Stage3 Lesson2-3のkey point 解説動画です。

＜内容＞
助動詞の後ろに　have＋過去分詞Vpp　を置く用法について詳しく解説しています。
推量と非難・後悔とパターン分けをして整理しています。

＜例文＞
①I can't find Cathy. She may have taken the wrong route.
②She might have chosen another route to avoid the traffic jam.
③David didn't show up on time. He must have overslept.
④He cannot have forgotten the meeting time.
⑤You should have checked the correct spelling of his name.
⑥It's five o'clock. Mike should have arrived at the station by now.
⑦You look pale. You shouldn't have stayed up late last night.

問題文全文(内容文)：
森田先生が英文法を解説します。

以下の問題に挑戦しましょう！
He denied ever (　) her.
1. to see
2. to be seen
3. having seen
4. having been seen