Supply suitable active and passive forms in theses sentences using the verbs in brackets. Some variations in tenses may be possible.

1. It isn’t clear how far the ozone layer (damage) by aerosol sprays. It may be possibleto tellwhether the hole over the Atlantic (widen) after the area (investigate) by high-flying planes.
2. These days, even the most remote places on earth (visit) by tourists. Package tours (can/arrange) for almost anywhere, from the Himalayas to the Amazonian Jungle.
3. Notices such as (English/Speak) and (Shoes/Repair) are common.
4. We constantly (remind) of the way the world (become) smaller when eventstaking place indifferent parts of the globe (flash) on our television screens.
5. If you (involve) in a car accident and someone (hurt), you (have to) report the matter to thepolice. If only the vehicles (damage), drivers should exchange names and addresses.