单项选择题
-May I use your spanner? -Certainly. Here （）.
A. they are B. you are C. it is D. she is
单项选择题 There is light rain outside. Please stop （）the sides of the hull.
单项选择题 Which department do you work in on board?（）
单项选择题 Are there any pincers in your toolbox?（）
