问
“Did Sylvia fly across the Caspian Sea?” “No, she crossed both ways by ____.” A. a ship B. the ship C. ships D. ship(TOEFL) 答案为 D。但 ship 是个可数名词，为什么不加冠词呢？
答
见 bus。
“Did Sylvia fly across the Caspian Sea?” “No, she crossed both ways by ____.” A. a ship B. the ship C. ships D. ship(TOEFL) 答案为 D。但 ship 是个可数名词，为什么不加冠词呢？
见 bus。