問題文全文(内容文)：
比較級と最上級の説明動画です

問題文全文(内容文)：
厄介な時制問題について解説しています。

【問】
I ( 　 ) a headache since this morning.
(1) have had
(2) had
(3) have been having
(4) have
(青学)

【問】
I (　 ) America for two weeks when I was in high school.
① have stayed in
② went
③ have gone to
④ visited
(青学)

【問】
Will you (　 ) finished it by next Tuesday?
① make
② be
③ have
④ let
(青学)

【問】
It won't be long ( 　 ).
(1) before Mary leaves
(2) before Mary will leave
(3) after Mary left
(4) after Mary will leave
(青学)

問題文全文(内容文)：
以下の文には誤りがあるので、訂正しましょう。

① When I was watching the World Cup match,
I was so exciting that I threw everything I had to
the soccer field. (慶應義塾高校 2019)

② The difference between people who succeed and those
who do not lie in their attitude toward their work.
(慶應義塾高校 2013)

※　直した上で、和訳も考えてみましょう！

問題文全文(内容文)：
動名詞：紛らわしい『to～ing』の形に関して解説していきます.

問題文全文(内容文)：
I can't believe what you said.
What we should think about seriously is climate change.
This book is what I have been looking for.
You should listen to what the experts say.
Tell us what you need for your research.