I________ to other people borrowing my books: they always forget to return them.
句意：我不给别人借书，因为他们总忘还。本题考查动词用法，object反对，不及物动词，后边常 接to。disagree不同意，disagree sb. to do sth.。avoid避免，avoid to doing sth避免做某事。结合句意，选择 D。