This = 這
is = 是
a = 一個 / 一只
這一課是教 句子和疑問句的運用
正常句子: This is a mango (這個是芒果。)
疑問句: Is this a mango? (這個是芒果嗎?)
回答句:是: Yes, this is a mango. 不是: No, this is not a mango.
5.1 水果的詞彙
5.2 句子 和 疑問句的運用 / 和怎樣回答Yes / No, 的問題。
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