9.　 A baby has no k_______________ of right and wrong.

8.　 C_____________ with your house, mine is too small.

7.　 All men and women are born e____________.

6.　 What is the t___________ population of China?

5.　 Father often asks me to ____________ (交换) views with him.

4.　 Although he is not a _____________ (本土的) speaker of English, he can speak very good English.

3.　 _____________ (旅游业) is the business of providing service for people on holidays.

2.　 The _____________ (大部分的) of children in our class have brown eyes, only three have blue eyes.

1.　 People in Iraq are in difficult ______________(情况,境遇) because of the war.

11.　 Physical _______________(冒险), such as climbing mountains and hiking, is a part of human life.

Unit 2　 Book　 1