Question

－Why are there a lot of dead fish in the river?
－Because they were ______ by the polluted water.

A．caught

B．poisoned

C．burned

D．protected

Answer 1

B

考查情景交際。“河里為什么有很多死魚？”“因為它們是被污水毒死的。”catch“捉到”；poison“毒害”；burn“燒死”；protect“保護”。根據句意可知，選B。