Minimal Pairs: The risks of mispronunciation

Listen to this man who mispronounces words and realize how important it is to pronounce with accuracy so that English speakers can understand you.
Now, practise saying the following words:

1	sheep/ship	/
2	tin/ten	/
3	bet/bat	/
4	bet/bait	/
5	bat/bad	/
6	cat/cut	/
7	cat/cart	/
8	cart/cut	/
9	cut/curt	/
10	look/loop	/
11	cart/caught	/
12	caught/cot	/
13	caught/coat	/
14	caught/curt	/
15	coat/cot	/