I didn't mean to break it— it was an accident.

　　我不是故意打碎它的—這是個意外。

　　If it doesn't fit, you can always take it back.

　　要是它不合適，你總還可以把它退回去嘛。

　　It didn't seem worthwhile writing it all out again.

　　把這再都寫出來似乎不必要。