How many children did Mary have?A.Two girls and one boy.B.Two boys and one girl.C.One girl
How many children did Mary have?
A.Two girls and one boy.
B.Two boys and one girl.
C.One girl and one boy.
D.Three boys and one girl.
How many children did Mary have?
A.Two girls and one boy.
B.Two boys and one girl.
C.One girl and one boy.
D.Three boys and one girl.
Robert Plomin did the survey involving two groups of students in order to
A.find out the differences of intelligence between the students.
B.make sure how many chromonsomes a healthy person have.
C.detect any genes which influence human beings' intelligence.
D.find out the IQ differences between children and adults.
How many children are there in James's family?
A.4.
B.5.
C.6.
How many children died from this Trovan drug?
A.100.
B.50.
C.20.
D.11.
How many children did Frank have?
A.8.
B.4.
C.10.
D.Don't know.
How many children do they have in the family?
They have ______.
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