1 increases 2 marked 3 arrival/ coming 4 replaced 5 move away 6 filled

Unit 10

Task 1 Specialized vocabulary

1 b 2 k 3 f 4 j

5 g 6 i 7 e 8 c 9 h 10 a 11 d

1 syntactic patterns 2 Language faculty

3 neural system 4 underlying logic

5 evolutionary adaptation 6 formal instruction

7 mental organ 8 natural selection

Task 2 Signpost language

1 for 2 led to 3 because

4 Therefore 5 Therefore

6 because; because 7 So

Task 3 Formal English

1 explanation/interpretation; impacts

2 is present all over; analyze/explain/interpret