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8. If Mary       (live) alone,she        (keep) a pet dog.

7. He       (dress) more casually (休閑地) if he        (not work)

on the weekend.

6. If you       (feel) tired,you        (have) to have a rest.

5. If you       (not be) careful,you won't get good grades.

4. Don't be       (worry ) about your son.

3. If you work hard,you        (go) to college.

2. He wants to be a soccer        (play) in the future.

1. If it       (not rain) tomorrow,we        (have) a       

(sport) meeting.

5. Where would you like to t       for your summer vacation?

4. If you go with us,we'll be very h         .