【正文】
This was the pig’s house. There was a big mouse. This is the cat’s house. There isn’t a big mouse. different (不同的 ) two years ago 兩年前 now 現(xiàn)在 was 是 is 是 isn’t 不是 This was the pig’s house. There was a big mouse. This is the cat’s house. There isn’t a big mouse. Does London look different now? di ffrent 不同的 Does London look diff