<span>1. It is </span><span>my friend's family. </span><span>My friend's father is the manager a trading company. My friend`s mother is a teacher. 2. She took today's mail. 3. Give me the customers' letters, please. 4. This is </span><span>our director's office. 5. Whose computer is this? - It's Peter's. 6. Whose letters are these? - These are our customers' letters. 7. Read the business partners'</span><span><span> letters</span>, please.</span>
1. saw; had
2. drank
3. stops
4. stood
5. is; lived
6. began
7. arrived; will be
8. know; did not read
9. will be; to ring