单项选择题
A.aft B.forward C.head D.bow
Because of the （）, we have to keep a sharp lookout.A. p...
单项选择题Because of the （）, we have to keep a sharp lookout.
A. poor visibility B. good visibility C. good weather D. dry weather
In the （）weather, we have to open the navigational ligh...
单项选择题In the （）weather, we have to open the navigational light.
A.frog B.foggy C.forest D.fox
we use （）to carry something.A. chiselB. drillC. handcar...
单项选择题we use （）to carry something.
A. chisel B. drill C. handcart D. hand saw
