Question

まりな

thatは関係代名詞なのに、どうして最後の文のthatは関係副詞なのでしょうか？

41
→ 解答 本冊 108ページ)
om
O* Willpower is a mysterious force that helps us control our
actions and achieve our goals. [中略]®Psychologists who believe
that willpower is a limited resource say using up our willpower is
the main reason that some of us fail to achieve our goals.
* willpower 「意志の力」
(東京経済大学)

問題 別冊 48ページ
41
that 節
STorboriw
2
V
関代
sWillpower vis ca mysterious force Ls that
helps ous
[中略]
c((vcontro (o)Our goals)].
等接
sPsychologists [swho vbelieve o[°that| swillpower vis ca limited
(0)Our actions and
(V)achieve
Point
関代
従接
resource]]
vsay o°[s (using up our willpower) vis cthe main reason
-that 省略
[°that sSome of us yfail to achieve oour goals」」.
関副
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