[单项选择]（），he had to leave school.
A. Sincehisfather’sunemployment
B. Sincehisfatherwasunemployed
C. Hisfatherwasunemployment
D. Becauseofhisfatherwasunemployment

[名词解释]超级HAD图像传感器

[简答题]什么是super had ccd？

[简答题]什么是exview had ccd？

[简答题]什么是had传感器？

[名词解释]凑合còu he

[名词解释]吆喝yāo he

[填空题]HE4604的作用是（）

[填空题]HE4603的作用是（）

[单项选择]If business had been carried out to our satisfaction，we（）to renew the Agency Agreement.
A. had agreed
B. already agreed
C. shall agree
D. should have agreed

[单项选择]The employee had to break off（） the conversation in order to wait on his manger.
A. continue
B. hurry
C. begin
D. discontinue

[单项选择]HE染色中，细胞核和细胞质是（）
A. 红色、绿色
B. 蓝色、粉红色
C. 红色、黄色
D. 蓝色、紫红色
E. 黄色、粉红色

[单项选择]he area for unloading goods in warehouse is（）
A. receiving space   
B. shipping space 
C. receive area 
D. collecting area

[多项选择]HE染色中呈红色的成分有（）
A. 细胞质
B. 肌肉
C. 结缔组织
D. 红细胞
E. 嗜伊红颗粒

[单项选择]

Ravi, like many project (1) , had studied the waterfall model of software development as the primary software life-cycle (2) . He has all set to use it for an upcoming project, his first assignment. However, Ravi found that the waterfall model could not be used because the customer wanted the software delivered in stages, something that implied that the system had to be delivered and built in (3) and not as (4) . The situation in many other projects is not very different. The real world rarely presents a problem in which a standard process, or the process used in a previous project, is the best choice. To be the most situation, an existing process must be (5) to the new problem. A development process, even after tailoring, generally cannot handle change requests. To accommodate change requests without losing control of the project, you must supplement the development process with a requirement change management process.

空白（2）处应选择（）
A. activity
B. procedure
C. process
D. progress