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1. hoa has to comic books . minh has twenty comic books
2. our house has three floors . theirs has two
3. I have traveled to four countries . my sister has traveled to six countries
4. I have homework in maths and physies , but she has only maths homework
5. at yesterday is meeting , Jane asked four questions I asked two
6. you can go by bus or by train . the buses run every 15 minutes . the trains run every two hour
7. linh and I went for run . I ran ten kilometers linh stopped often eight kilometers
8. Jane finished work at 5 p.m .I finished work at 4 p.m
9. tim's fathe works eight hous a day . hoa's father works twele hours a days
10. viet namese students have two vacations a years . american 's student have four
