Is that an picture?这句话是对的吗?错的话要说出哪里错里错了.

Is that an picture?这句话是对的吗?错的话要说出哪里错里错了. Let's waste food in the canteen.这句话是对的吗?错的话要说出哪里错里错了. is that your picture?这句话哪儿错了? is that pencil case?这句话哪里错了 whatever what that is这句话是对的吗 That is my cousin.这句话有没有错?错的话错在哪里 That is my an English book?这句话错在哪里! Asia is four times that Europe is亚洲面积是欧洲的四倍这句话哪里错了 That is his an apple.这个句子哪里错了 "不可能用非金属单质置换出金属单质" 这句话是对的吗?如果对的话请举例~ that is why my study is so well.这句话是对的吗? it is general belived that health is vital important.这句话哪里错了