Нужны ответы на new round up 4 exam zone 2

1)tony has been writing the letter for an hour.

2/they have been cycling for a long time.

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ther is a zoo in our town. it is big. there are a lot of animals in the zoo. the are wolves,foxes, elephants, zebras, bears an some others. on sundays parents with their children go to the zoo. children like watching animals' life and feeding them.

two bears, two elephants, five parrots, three tigers, four foxes