The teachers are said to the new office, where they have better conditions.
A. to move
B. to have moved
C. moving
D. having moved
网友回答
A. to move
(答案→)B. to have moved
C. moving
D. having moved
解析：考查固定句式。固定句式：sb be said to do sth据说某人做了某事；如果不定式的动作是已经发生的动作，要使用不定式的完成式。如果不定式的动作与句子的谓语动词的动作同时发生，就使用进行时；句意：据说老师们已经搬进了新的办公室，在那里他们有更好的条件。故B正确。