一、选择题：(共 27 分) 1． 一质点在平面上运动，已知质点位置矢量的表示式为 r=at２i+bt２j(其中 a,b 为常量)，则该质点作( ) (A)匀速直线运动． (B)变速直线运动． (C)抛物线运动． (D)一般曲线运动．

I. Pronunciation: (0.5’×10) Find the right word from the four choices whose underlined part is similar in pronunciation to the word given. 1. triumph A. critical B. subliminal C. muffin D. violet 2. wondrous A. oneness B. kerosene C. carrot D. coconut 3. sergeant A. cadre B. vacancy C. unfalteringly D. maternity

I．Choose the Correct Answer 1. A disturbance can be written x b xt b t a y(x,t) (e e e ) 2 2 −( / ) 2 / − = . This disturbance is （ D ） (A) Not a traveling wave. (B) A traveling wave with speed v = a. (C) A traveling wave with speed v = a/b. (D) A traveling wave with speed v = b

Part I Structure and Vocabulary Section A on A Directions: Beneath each of the following sentences, there are four choices marked A, B, C and D. Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET. (5 points) ome to study in the U.S., by thhright scholarships, oth the U. S. government's Agency for International Development, by the Ford Foundation, and so on

考研英语模拟试题[28] Part I Structure and Vocabulary Section A Directions: Beneath each of the following sentences, there are four choices marked A, B, c and D. Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET.(5 points)

考研英语模拟试题[24] Part I Structure and Vocabulary Section A Directions: Beneath each of the following sentences, there are four choices marked A, B, C and D)Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET by blackening the corresponding letter in the brackets. (5 points)

Simulated Test [PREVIOUS] INEXT] Part I Structure and Vocabulary Section A Directions: Beneath each of the following sentences, there are four choices marked A, B, C and D) Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET by blackening the corresponding letter in the brackets. (5 points)

Part I Structure and Vocabulary Section A Directions: Beneath each of the following sentences, there are four choices marked A, B, C and D. Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET. (5 points) 1. The dean of our department asked that all the students at the reception this afternoon in order to meet the representatives form other colleges

Simulated Test [PREVIOUS] [NEXT] Part I Structure and Vocabulary Section A Directions: Beneath each of the following sentences, there are 4 choices marked A, B, C and D) Choose the one that best completes the sentence. Mark your answer on the ANSWER SHEET by blackening the corresponding letter in the brackets. (5 points)

Section I Listening Comprehension Directions: This section is designed to test your ability to understand spoken English. You will hear a selection of recorded materials and you must answer the questions that accompany them. There are three parts in this ection, Part A, Part B and Part C. Remember, while you are doing the test, you should first put down your answers in your test booklet. At the