一 导数的物理与几何模型 二 导数的定义 三 导数的经济意义

11、1双稳态触发器 11、2寄存器 11、3计数器 11、4555定时器 11、16数模和模数转换

We tried to reach you last night, but your phone was always I. Vocabulary and Structure: (20%) Directions: Choose the best answer to complete each of the follonving

1. Translate the following phrases into Chinese:(50%) 1. take it easy 2. on foot 3. bring into effect 4. and so forth 5 end up

I. Give Chinese meanings to the words and phrases below: 1)accompany 2)accurate 3)adequate 4 ac

art I Listening Comprehension Section C Spot Dictation Directions: In this section, you will hear a passage three times. Listen carefully during the first reading. Then listen to the passage again. When it is being read the second time, you

Directions: Write compositions under the following titles. Every composition should be les than 100 words. You should base your writing on the outlines given below Outline:

Directions: Choose the best answer to complete each of the questions or statements after each passage. Passage One We have found our way to the old. And some of us have discovered that they often save the young. A reporter moved her family onto a block

Part 1: Listening Comprehension(15%) Section a Directions: In this section, you will hear 10 short conversations. At the end of each conversation, a question will be asked about what was said Both the conversation and the question will be

Part I: (3%)S1): apartment S2): system S3): instead of S4): frequently S5):cost S6): dislike