④ 次の各文と同じ意味・用法のto- 不定詞を含む文を下の①~④から選びなさい。
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(1) To learn a new language is difficult.
(2) There is nothing to eat in the kitchen.
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(3) I use a computer to play games.
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(4) I'm glad to hear the news.
It is dangerous to swim in this river.
2 We have a lot of things to learn.
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I was very sorry to hear that he couldn't attend the meeting.
4 We went to the station to meet our aunt.