4 (
内の指示に従って書き換えなさい。(各6点)
(1) Tom sent an email to his mother yesterday (否定文に)
(2) Ken can run the fastest of all the students. (比較級を使って)
Ken
(3) Mary read that book. (already を使って現在完了の文に)
(4) Using a smartphone while driving can cause traffic accidents. (受動態の文に)