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Exercises
				
					20 English English
					 BtT Chap 5-8
			
					8 English English
					 BtT Chap. 6
			
					13 English English
					 BtT chap 7
			
					16 English English
					 BtT Chap 8
			
					20 English English
					 BtT Chap 9-13
			
					14 English English
					 BtT Chap 10
			
					15 English English
					 BtT Chap 11
			
					2 English English
					 BtT chap 12

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