Question

Nobody knows for sure what effect global warming has ___ our environment in the long term.

A．of

B．with

C．for

D．on

Answer 1

D

考查固定句型。Have an effect on sth.“对......有影响”。句意“就长远来看，没有人能够确定全球变暖会给我们的环境带来什么影响。”故选D。