【例題】表記されているそれぞれのシチュエーションで最も適切なルールを、選択肢1）～4）の中から1つ選び、番号で答えなさい。

1）There are three pieces of equipment used in baseball: a ball, a bat, and a glove.
2）There are three pieces of equipment used in baseball: a ball, a bat, and a racket.
3）There are three pieces of equipment used in baseball: a shuttlecock, a bat, and a racket.
4）There are three pieces of equipment used in baseball: a ball, a boxing glove, and a racket.

正解：1

【例題】最も適切なアンリトンルールを、選択肢1）〜4）の中から1つ選び、番号で答えなさい。

1）The player should not talk to the coaches nor receive advice while the pitcher is throwing practice pitches on the mound.
2）The player should not swing a practice bat while the pitcher is throwing practice pitches on the mound.
3）The player should not step into the batter’s box while the pitcher is throwing practice pitches on the mound.
4）The player should not step out of the on-deck circle while the pitcher is throwing practice pitches on the mound.

正解：3