7:Visitors to the zoo are not allowed to feed the animals(must) ->the animals..........by visitors to the zoo 8:I would have been better If he had told us his new address(should) ->he........................his new address

2 câu trả lời

1 are not allowed to be fed

2 should have told us

7. The animals must not be fed by visitors to the zoo.

8. He should have told us his new address.

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