Great job! Here are the answers in Chinese characters and pinyin. Remember there are no correct answers. They were provided as a reference to help you practice the sentence patterns.

1. 哥哥的个子很高。 (Gēge de gèzi hěn gāo.)

2. 妹妹的个子不高。 (Mèimei de gèzi bù gāo.)

3. 弟弟的头发不长。 (Dìdi de tóufa bù cháng.)

4. 姐姐的头发很长。 (Jiějie de tóufa hěn cháng.)

5. 哥哥的手很大。 (Gēge de shǒu hěn dà.)

6. 弟弟的手很小。 (Dìdi de shǒu hěn xiǎo.)

Now, let's continue with your pronunciation practice. Listen to the provided audio for each sentence and repeat them after to practice your Mandarin pronunciation.