【C4】A．overallB．outermostC．outwardD．original

A．selectionsB．collectionsC．sourcesD．origins

【C11】A．forwardB．inwardC．outwardD．backward

【C16】A．overallB．all butC．no longerD．altogether

______ is a point midway between the forward and the after perpendicular.A.Length overallB

【C3】A．generationsB．descentsC．causesD．origins

Which of the following theories is NOT about the origin of language？A．Divine-origin theory