Ответ:

11.

1. Travel agents Advertise/advertising holidays in exotic places.
2. The sky gradually Darken/Darker and then it began to rain.
3. The weather here is Characteristics by long hot summers and short mild winters.
4. As the fog continued to Thickness/Thickened it became too dangerous to drive.

12.

1. Jill waited at the platform for half an hour before the train arrive.
2. Harry stayed at an amazing hotel in Dubai
3. Kate always stays at/on a campsite
4. We arrive in London late that evening
5. Theres a lack of privacy in big cities
6. What gate is our flight boarding to/at?

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