He ____at his watch and then looked at the sky.
A.glances
B.glanced
C.glance
D.glancing
- · 有4位网友选择 D,占比50%
- · 有2位网友选择 C,占比25%
- · 有1位网友选择 B,占比12.5%
- · 有1位网友选择 A,占比12.5%
A.glances
B.glanced
C.glance
D.glancing
The purpose ofthe requirements definition phase is to produce a clear, complete, consistent, and testable(1)of the technical requirements for the software product.
During the requirements definition phase, the requirements definition team uses an iterative process to expand a broad statement of the system requirements into a complete and detailed specification of each function that the software must perform and each(2)that it must meet. The starting point is usually a set of high-level requirements from the(3)that describe the project or problem.
In either case, the requirements definition team formulates an overall concept for the system and then defines(4)showing how the system will be operated, publishes the system and operations concept document and conducts a system concept review (SCR).
Following the SCR, the team derives(5)requirements for the system from the high level requirements and the system and operations concept. Using structured or object-oriented analysis the team specifies the software functions and algorithms needed to satisfy each detailed requirement.
A、Structural linguistics.
B、Cognitive psychology.
C、Transformational grammar.
D、Systemetic-functional grammar.
E、Neurosciences.
In this section you will hear a recorded short passage. The passage is printed in the test paper, but with some words or phrases missing. The passage will be read two times. You are required to put the missing words or phrases on the Answer Sheet in order of the numbered blanks according to what you hear.Please finish Question11-15. Now the passage will begin. Ladies and Gentlemen, It's my honor to be the guide to show you around our company. First of all, I'll introduce our factory to you. Our company 11 in the 1980s. We mainly produce electronic goods and export them all over the world. We 12 of about US$80 million last year, and our business is growing steadily. We now have offices in Asia, North America and Europe, with about 1500 employees, and we are working gladly to 13 of our customers. In order to further develop our overseas market, we need more agents to 14 our products. I hope you will 1 5 doing business with us. Thank you!
A、is precursor of levodopa
B、is a dopaminergic receptor agonist
C、prevents peripheral biotransformation of L-dopa
D、prevents a breakdown of dopamine
E、promotes a decreased concentration of L-dopa in the nigrostriatum
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