题目内容：

同义句型转换（英语） He joined the army ten years ago.
He joined the army ten years ago.
①___ ___ ten years ago ___ he joined the army.
②___ ___ ten years ___ he joined the army.
③He ___ ___ in the army for ten years.
④Ten years ___ ___ ___ he joined the army.

优质解答

He joined the army ten years ago.①It was_ ten years ago since he joined the army.②It was ten years before he joined the army.③He has been in the army for ten years.④Ten years has passed since he j...