I.Complete the sentences, using the given information.
1. I'm so busy, so I don't write to my friends regularly.
If I...........................................
2. Sandra may arrive a bit early. She can help you get things ready.
If Sandra..................................................................
3. The office may be closed, so Mark won't be able to get it.
If the office............................................................
4. It is raining, so we won't finish the game.
If it........................................
II. Fill each blank with one suitable preposition
1. Lan is standing near the store and she is waiting.......the bus.
2. I agree..........you about that.
4. I like the weather.........June