Объяснение:
2) Goods from online shops are delivered by courier services.
3) unique fireworks are made by Chinese companies.
4) plagiarism is avoided by journalists
5) report on current events is given by information services
6) last week a contract was signed by our colleague without being read
7) a step in the wrong direction was taken by our company some months ago
8) some contracts were cancelled within a few days by our manager
9( wild asparagus was cooked and eaten about 2500 years ago by ancient Greeks
10) the older generation's values will be challenged by the new generation
11) before going to the airport our luggage will be packed safely and securely by us
12) a business plan for marketing purposes will be prepared by our marketologists
