【多选题】下列选项中是对冒泡排序算法优化的是()。
【单选题】By listening to the song Tie A Yellow Ribbon Around the OLd Oak Tree , what might be the result from the end of the song?
A.
The man was refused by his wife, his wife didn't wait for him any longer.
B.
His wife tied many ribbons to the old oak tree to show that she welcomed him back home.
【判断题】Rose and oak are the national flower and tree of US?
【单选题】Look out! That oak tree _____ fall down.
【简答题】汽车的车轮属于汽车的( )。A. 执行部分 B.传动部分 C.动力部分 D.控制部分