一般情况下，进出口许可证在有效期内可多次报关使用，即实行“非一批一证”制。
参考答案：错
用所给词的适当形式填空。
1. I don't like the mall because it's much too _______ (crowd).
2. I decide _______ (have) a talk with the boys.
3. I want to get some _ ____ (information) about the town.
4. We should learn to speak _ _ _ (polite).
5. Every year many _______ (tour) come to Beijing.
领土主权包括：（）
A.领土不可侵犯
B.国家在领土范围内享有属地管辖权
C.国家对领土范围内的一切资源具有占有、使用和支配的永久权利
D.领土主权可以让渡
