【简答题】听音,判断,对的在下面画“√”,不对的画“×”。 1. 2. 3. 4. ( ) ( ) ( ) ( )
【判断题】活塞式水驱油不考虑由于油水密度的不同而将引起重力分异现象。
【简答题】A.To design vessels that could make long ocean voyages. B.To design vessels that could travel faster than those in use at that time. C.To design vessels that could explore the coastline of Portugal. D...
【简答题】听录音,正确的画“√”,错误的画“×”。 1. 2. 3. 4. 5. ( ) ( ) ( ) ( ) ( )
【简答题】看图,情景相符的画“√”,不符的画“×”。 ( ) 1. ( ) 2. ( ) 3. ( ) 4.
【简答题】听录音,画时间。 1. 2. 3. 4.
【简答题】听音判断,对的画“√”,错的画“×”。 1. 2. 3. 4. 5. ( ) ( ) ( ) ( ) ( )
【简答题】听音,判断,对的画“√”,错的画“×”。 1. 2. 3. 4. ( ) ( ) ( ) ( )