【单选题】完成被截切棱锥的三面投影。选出正确答案。
【单选题】What's it famous for?
C.
It was an eight-day trip.
D.
Blue water and fresh air.
【单选题】CH3Cl分子中C和Cl 间σ键采用何种轨道重叠
B.
C 的 sp 杂化轨道与 Cl 的 p 轨道
【简答题】What's it famous for?
【单选题】Choose the best Chinese expressions: What's it famous for?
【单选题】What's it famous _________?
【单选题】CH3Cl 分子中 C 和 Cl 间 σ 键采用何种轨道重叠
C.
C 的 sp 杂化轨道与 Cl 的 p 轨道
【单选题】What's it famous______? --It's beautiful beaches and tropical fuits.