Question

ぽてち

ペンで線を引いてある所のwasが何故かわかりません。isじゃないのですか？

2 One day, an American was going from Los Angeles to *Oakland.
California. At the airport, he heard a message that the flight for Oakland
る
was leaving soon, He walked to the gate and went to his seat. After the
plane took off, he thought something was wrong. Oakland was north of
Los Angeles, but that jet was going west. So he asked the *flight
attendant, “Is this airplane going to Oakland?” The woman said, °No.

Answer 1

✨ ベストアンサー ✨

マイベスト

thatの左にある動詞が過去形の時(この文ではheard)
thatの右側の動詞も過去形にするというきまりがあります。時制の一致といいます。

Answer 2

はるきすと

heardと時制を揃えるために、isではなくwasを使います。