問題文全文(内容文)：
助動詞　ていねい・控えめを表す助動詞の説明動画です

問題文全文(内容文)：
【問】
"What's that song you're listening to?"
"You don't know? It's 'Yesterday' by the Beatles.
You ( ) it before!"

① hadn't heard
② might hear
③ must've heard
④ shouldn't hear
(センター)

【問】
Our teacher is requiring us to write another report, and now I have two to finish by Friday.
I ( ) have finished the first assignment last week.

① may
② must
③ should
④ would
(センター)

【問】
"Can't you get the video to work? I bet you didn't read the instructions."
"You're wrong. I ( ) read them! I just don't understand what the problem is."

① did
② didn't
③ had
④ hadn't
(センター)

【問】
I remember that whenever my parents went out in the evening, I ( ) the job of looking after my younger sister.

① must have got
② ought to get
③ have got
④ would get
(センター)

問題文全文(内容文)：
ネイティブでも ややこしい英文法
Do you mind if I smoke?

問題文全文(内容文)：
これだけは絶対に添削を受けておけ！
「添削が必須な勉強５選」について紹介しています。

問題文全文(内容文)：
前置詞のasの後ろに形容詞しか書かれていない・・・。そんな基本ルールを逸脱するasの考え方です。