单选题 He swallows his words so much that I can never ______ what he is saying.
A. make out B. put up C. deal with D. take up

【正确答案】 D
【答案解析】make out了解，辨认出；put up建造，举起；deal with处理；take up询问，理睬，对……采取进一步的行动。即“不再理睬和相信他说的话”。