A lot of people as well as the president of the animal protection association experiments on animals.
A. are opposed to do
B. oppose to doing
C. is opposed to doing
D. oppose doing
网友回答
A. are opposed to do
B. oppose to doing
C. is opposed to doing
(答案→)D. oppose doing
解析：考查主谓一致和固定搭配。固定搭配be opposed to sth/doing sth反对做某事（形容词短语）；oppose doing sth反对做某事（动词短语）；本题的谓语动词应该和A lot of people保持一致，使用复数形式。故D正确。