What is an UFO?
A: It is an Unknown Flying Object.
B: It is an Unidentified Flying Object.
C: It is an Unknown Flowing Object.
D: It is an Unidentified Flowing Object.
A: It is an Unknown Flying Object.
B: It is an Unidentified Flying Object.
C: It is an Unknown Flowing Object.
D: It is an Unidentified Flowing Object.
举一反三
- In the USA in 1967, a man reported ________ UFO (unidentified flying object). A: X B: a C: an D: the
- 中国大学MOOC: In the USA in 1967, a man reported ________ UFO (unidentified flying object).
- 函数wx.setNavigationBarColor(Object object)的参数属性object. frontColor仅支持 #ffffff 和 #000000（ ） 答
- In the following conclusions, ( ) is wrong. A: If the object displaces, it must deform at the same time. B: If there is no displacement at each point of the object, there must be no deformation. C: If the object deforms, there are always some points in the object to displace. D: The magnitude of the displacement depends on the deformation and constraint of the object.
- In the sentence "Coal is sometimes called stored-up sunlight", the italicized part is a(n) A: object complement. B: subjective complement. C: object. D: appositive.