【单选题】Which of the following is NOT true?
A.
Coffee has been a part of people’s lives for thousands of years
B.
Caffeine does no harm to our body .
C.
Two cups of coffee will make you breathe faster and increase body temperature .
D.
Caffeine may increase human’s mental and physical abilities.
【单选题】美国原总统奥巴马是美国历史上第一位黑人总统,美国的黑人获得同白人一样的权利和自由得益于
【单选题】建设项目的分解,下面哪个是正确的( )。
【单选题】Human’s mental ________ decrease relatively early in adulthood, but the knowledge with one’s abilities may increase throughout all of the adulthood.
【单选题】以下方法能制备单晶硅的是__________。
【判断题】咬文嚼字是一个褒义词,说明一个人说话讲究用字和修辞,具有很好的艺术表达效果。