Complete the sentences using present simple passive or past simple passive: 1. In the usa 22 kg of chocolate are ??(eat) every second. 2. Wild tigers ??(not find) in America, but 7000 tigers ??(keep) as a pets in the usa. 3. 1000000usd ??(spend) on pet food every day. 4. The planet Pluto ??(not discover) until 1930.
Are eaten are not found, are kept are spent was not discovered