When you stay away form your home for a long time, you start to miss your good bed, your good parents. Believe it or not, you're feeling homesick. You can help yourself to feel less homesick. Here's how:

      ⑴   .If you're going away from home, bring your favourite clothes, you can also bring some pictures of the people who you may miss. You can look at them any time you want.

       ⑵   .The busier you are, the less time you'll have to feel homesick. Spend your free time on music, sports or books. Try to join in activities whenever you are.

       ⑶   .You can make a plan for when you'll call your mom or dad. You can also keep in touch with family and friends by email or text messages.

       ⑷   .Sometimes, telling someone that you're feeling a little homesick will help you feel better. Maybe you can tell a friend that you feel homesick and the two of you can do something fun.

阅读，判断句子正（T）误（F）。

    Dalong is ten. He likes swimming. This is his father, He likes basketball. This is his mother. She likes table tennis and skiping. This is his sister, Lanlan, She likes skipping and swimming. She doesn't like football.

下列物质中，属于氧化物的是（  ）