单项选择题
-May I use your screwdriver? -Certainly. Here （）.
A. it is B. they are C. you are D. are you
单项选择题 Forecastle deck is located( 位于) at the ship’s （）.
单项选择题 Please have the damaged derrick （）.
单项选择题 Are there any spanners in the toolbox? （）
