1 . It is after all we ________ are the visitors to their world. (用适当的词填空)

2 . ________ Aristotle said, no one would choose to live without friends, even if he had all other goods. (用适当的词填空)

3 . What if the only way of getting news from faraway friends was writing letters ________ took ages to be delivered?(用适当的词填空)

4 . She brought her three friends to the party, none of ________I had ever met before. (用适当的词填空)

5 . The girl ______leg was broken in the earthquake was taken to hospital soon. (用适当的词填空)

6 . I made a speech on the persons and things ______ I had seen abroad. (用适当的词填空)

7 . The young couple ______ live next to us volunteered to help after the volcano erupted. (用适当的词填空)

8 . The number of students learning English ______ (be) larger than ever before.(所给词的适当形式填空)

9 . It is eating too much junk food ________ makes him overweight. （用适当的词填空）

10 . I was taking shelter in the rain ________ something unusual caught my attention. （用适当的词填空）