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它們全是可數名詞所以在several之後均要加s spaceship 太空船 (128/四億筆)spacecraft 太空用的交通工具 (craft字尾指 交通工具) (3452...
1 "When does the spaceship arrive?" asked Grandma. ---> Grandma asked when... asked when the spaceship would arrive. "When did the spaceship arrive?" asked Grandma. ---> Grandma asked when...
1. Spaceships travel at very high speeds 2. Are you interested in ...