她没赶上公交车，因为正在跟朋友聊天。
She missed the bus because she was talking to her friend.
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because英 /bɪˈkɒz/|美 /bɪˈkɔz/
was英 /wɒz/|美 /wɑz/
talking英 /ˈtɔːkɪŋ/|美 /ˈtɔkɪŋ/
解释
用过去进行时 `was talking` 解释没赶上公交车的原因，because 引出理由从句。
She missed the bus because she was talking to her friend.
用过去进行时 `was talking` 解释没赶上公交车的原因，because 引出理由从句。