Unit 8 Keep the water clean! What can you see? There is a …这里有一个…… There is a … a c an a b o ttl e a b ox a b ox There is a b o x. 盒子fox a c an There is a c a n. 罐头 a b o ttl e There is a b o ttl e. There ’s a b o ttl e. 瓶子 There is = There ’s What is = What ’s It is = It ’s That is = That ’s
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