1、（填空题） 1. Human rights mean that all people can enjoy these rights regardless______differences in race, class, sex, age, trade, politics, religion, or education.

2、（填空题） 2. We do not have to fear anything _______fear itself.

3、（填空题） 3. They were twins and looked so alike that it was hard to tell them_________.

4、（填空题） 4. At a time like this, the selfish human instinct comes _______play, and one nation______another will resort ________protective measures. If we allow this to continue, it will be the Great Depression of 1929 all______again.

5、（填空题） 5. In international relations, it is said that there is no eternal friend______eternal interest. Even your best friend may suddenly turn______you.

6、（填空题） 6. People will never cease their search______the unknown regardless_______the danger involved because there is their natural intellectual curiosity______work.

7、（填空题） 7. A good gardener always claims to be able to tell plants and weeds____. He will take care____the plants and cast____the weeds without hesitation.

8、（填空题） But scientifically speaking, it is really not easy to be sure.A weed may prove to be a plant whose virtue has not yet been discovered. This goes____education as well as gardening.