题干
—My dream is to be a well-known movie star.
—I believe you ________ your dream if you keep on working hard.
—I believe you ________ your dream if you keep on working hard.
A：realize
B：will realize
C：realized
D：have realized
答案(点此获取答案解析）
B
为奇函数, 且在0,
为增函数, 则
的一个值为
核酸的基本单位是