There are four blood types； Type A, Type B, Type AB and Type O.
举一反三
- 3. A man’s blood type is A, whose father is AB and mother is O. If he married a woman whose father is O and mother is B. Then their children’s blood type can be A: Any type B: A and O C: B and O D: A and B
- One of the parents is type A and the other is type B. the possible blood type of their children is A: It can only be type AB B: It can only be type A or type B C: It can only be type A, B and AB D: Type A, B, AB, O E: It can only be type AB or type O
- People with type A blood cart receive（） A: AB B: B C: O D: None of the above
- Grammar can be divided into four types: Type 0, type 1, type 2 and type 3. The type 3 grammar is ( ). A: Phrasal grammar B: Regular grammar C: Context-sensitive grammar D: Context-free grammar
- The author suggests that the third most common blood type of European is ______. A: A B: B C: AB D: O