下列关于“电子邮局”“网上会诊”“网上售货”的说法．不正确的是    （    ）  

海南黑冠长臂猿是国家I级保护动物，在20世纪50年代曾有2 000多只，可是到了70年代末仅剩7只，1980年建立自然保护区后，现在才有22只.造成黑冠长臂猿数量减少的主要原因是（    ）

从下面方框中选择正确的单词并用其适当形式填空，使短文意思完整、通顺。

    Hello, friends! Do you want clothes? Please ____ to Sunshine Clothes Store. We have sweaters in ____ colors for only $20. We have trousers ____ blue, green, white and black. The black trousers are $15. The white trousers are $20. The green ____ are only $12. Do you ____ sports shoes? We have sports shoes ____ very good prices—only $20. The shorts are $20, too. The socks ____ good, and they are on ____ for $1! These ____ are very nice. They are $6. Come and have a look at the clothes now! I believe (相信) you will like ____.