【单选题】Section A Directions: In this section, you will hear two news reports. At the end of each news report, you will hear two questions. Both the news report and the questions will be spoken only once. Aft...
A.
The difficulty of for-profit colleges in attracting students.
B.
The salaries for-profit private college graduates can earn.
C.
The types of jobs taken by students from different colleges.
D.
The costs of receiving college education for different degrees.
【判断题】函数f(x) 的所有原函数称为f(x) 的不定积分。
【判断题】幼儿在夜间入睡后,生长激素才大量分泌。____
【单选题】第三代计算机采用的电子逻辑元件是( )。
【单选题】Directions: In this section, you will hear two news reports. At the end of each news report, you will hear two questions. Both the news report and the questions will be spoken only once. After you hea...
A.
She worked hard to send all her children to college.
B.
She was the oldest speaker at the graduation ceremony.
C.
She graduated from college at a very advanced age.
D.
She lived the longest among the graduates of the college.
【单选题】既能疏散风热,又能定惊止痉,治疗小儿惊痫夜啼的药是( )
【单选题】当前的计算机一般被认为是第四代计算机,它所采用的逻辑元件是( )。
【单选题】第三代计算机采用的电子逻辑元件是( )。