Answer:

1. If you don’t want to miss the last bus of the day, you must go to the bus stop immediately.

2. If you don’t feel well enough for the walk, you should stay at home and take a rest.

3. If you think this T-shirt is overpriced, you shouldn't not buy it.

4. My parents are very strict. I may ask for their permission if I want to go out in the evening.

5. If you have completed your homework, you can watch TV or play computer games in one hour.

6. If you want your drink to be cooler, you might need to add some more ice.

7. If you want to see her during office hours, you should call to inform her in advance, I think.

8. If no one answers the doorbell, they might not be at home now.

@Hk.

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