【单选题】二叉树是结点的有限集合,它有( )根结点。
【单选题】The frog in the well knows nothing of the great ocean.
【单选题】. Let our eyes not be confined to the narrow place and go out to have the whole world in view.
A.
The frog in the well knows nothing of the great ocean
B.
The best fish swim near the bottom
C.
A running horse needs no spur
D.
If you don ’ t enter a tiger ’ s den, you can ’ t get his cubs.
【单选题】What is the main implication of the fable the Frog in the Well?
A.
Narcissism is a source of motivation
B.
Don’t take risks and safety is the top priority
C.
Never compare yourself with others because everyone has his/her strength
D.
It’s no need to be too self-centered
【简答题】The mirrors all round the walls give an _____________ of greater space. 2. He likes to _________ how well he speaks French. 3. Few military ____________ consider the use of chemical weapons to be a de...
【单选题】The frog in the well knows nothing of the great ocen.
【单选题】二叉树是结点的有限集合,它( )根结点。
【判断题】司马光认为,宁可不要军队和食物,也不能丢弃信义。
【简答题】阅读理解。 A frog (青蛙) sat in a well. A bird flew down and fell on the wall of the well (井). The frog asked the bird, 'Where are you from?' 'I fly in the sky. I have flown over one hundred Li. I feel thirs...