From Twitter:
On The Train Why do you reach up and grab the bar--instead of holding the ring or strap?
It ① difficult. You aren't very tall.
It ② difficult for me--a bit, but everyone holds the rings; I think they are dirty.
Oh, I see.
Choose:
look
looks
looking
is
was
will be
日本語訳
A：どうしてつり革ではなく、上に手を伸ばしてバーをつかむの？ 難しそうだよ。背が高いほうじゃないし。
B：少し難しいけど、みんなが触るつり革は汚いと思うんだ。
A：なるほど。
空欄①②に look／looks／looking／is／was／will be から選んでください。
解答・解説
Answers And Explanation① The answer is looks, because when something seems difficult, we say 'looks' difficult, and because we would not tell another person something is difficult for him or her without asking and;
② Here the answer is difficult (the only possible sensible answer), because we wouldn't say something looks difficult for ourselves; rather we know whether it is or not.
① looks：「難しそうに見える」。② is：「私には実際に少し難しい」。相手の様子は外から見て判断し、本人は自分の体験を述べています。原文の②の解答説明は difficult と記されていますが、空欄に入る語は選択肢にある is です。