【简答题】下图是一组特殊的静物组合,那么这组静物中,____(填序号)是主体物。
【单选题】下图是一组特殊的静物组合,那么这组静物中,哪一个物品是主体物?
【判断题】小音程扩大变化半音是大音程。大音程扩大变化半音是增音程。增音程扩大变化半音是倍增音程。
【单选题】What is the MOST important thing you should do before transmitting on a marine radio ?____
B.
Record the time in your radio log
C.
Press the push to talk button three time
D.
Monitor the channel to ensure that it is clear