1- Does a postman deliver mail ? Yes, he

.
2- Do firefighters deliver mail ? No, they
.
3- Do waiters and waitresses work in bars and restaurants ? Yes, they
.
4- Does the cook prepare meals ? Yes, he
.
5- Does the waitress cook ? No, she
.
6- Do detectives investigate ? Yes, they
.
7- Does a secretary answer the phone ? Yes, she
.
8-
she type letters ? Yes, she does.
9-
a saleswoman look after patient ? No, she
.
10-
mechanics repair cars ? Yes, they
.

1. Does a postman deliver mail? - Yes, he does.2. Do firefighters deliver mail? - No, they don`t.3. Do waiters and waitresses work in bars and restaurants? - Yes, they do.4. Does the cook prepare meals? - Yes, he does.5. Does the waitress cook? - No, she doesn`t.6. Do detectives investigate? - Yes, they do.7. Does a secretary answer the phone? - Yes, she does.8. Does she type letters? - Yes, she does.9. Does a saleswoman look after patient? - No, she doesn`t.10. Do mechanics repair cars? - Yes, they do.