2023GRE真题模拟03-30

1、A rectangular tank has a base that is 10 centimeters by 5 centimeters and a height of 20 centimeters. If the tank is half full of water, by how many centimeters will the water level rise if 325 cubic centimeters of water are poured into the tank?（单选题）

A. 3.25

B. 6.5

C. 16.25

D. 32.5

E. 65

试题答案：B

2、Consider each of the choices separately and select all that apply.
　 Paragraph two of the passage suggests that La Solidaridad was a success because it ______.（单选题）

A. had modest goals that it stuck to year after year

B. reached thousands of people who longed for leadership

C. touched a handful of leaders who took up its cause

试题答案：C

3、Given her usual need for attention, we were ______ when Carole celebrated her birthday quietly and alone.（多选题）

A. perturbed

B. optimistic

C. unconcerned

D. taken aback

E. enlightened

F. dumbfounded

试题答案：D,F

4、For this question, indicate all of the answer choices that apply. If 0 <x < 1, which of the following must be true?（多选题）

A. x < 1/x

B. -x < x

C. x² < x³

D. x² < x

E. x < x+2

试题答案：A,B,D,E

5、Which of the following equations are for lines which are perpendicular to the line y=2x+4?（多选题）

A. 2y +x = 5

B. 2y –x = 3

C. x + 2y = 7

D. x – 2y = 4

E. 4y +2x = 0

试题答案：A,C,E