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盛花花坛的配色不宜过多，一般的花坛配色应为（）。

A. 3—4种
B. 2—3种
C. 1—2种
D. 4—5种

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QUESTION 14 You have a computer that contains a DVD drive and a single 350-GB hard disk drive. You attempt to installWindows 7 on the computer by using the DVD installation media and receive the following error message:Reboot and Select proper Boot device or Insert Boot Media in selected Boot device. You need to ensurethat you can install Windows 7 on the computer by using the DVD installation media. What should you do?（）

A. From the BIOS, modify the startup order.
B. From the BIOS, enable Pre-Boot Execution Environment (PXE).
Create an answer file named oobe.xml and place the file on the hard disk drive.
D. Create an answer file named autounattend.xml and place the file on the hard disk drive.

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产品进罐前必须按工艺规定：《9900-112》和（）打扫和清理真空罐和平车卫生。

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If the officer on watch is in any doubt as to the pilot’s actions，or intentions，he should （）.

A. notify the Captain as soon as possible
B. seek clarification from the pilot
C. take action by his own judgment
D. cease the duty of pilot's at once

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患者女性，40岁，上呼吸道感染服用磺胺嘧啶治疗。合用该药的主要目的是（）

A. 增强抗菌疗效
B. 加快药物吸收速度
C. 防止过敏反应
D. 防止药物排泄过快
E. 碱化尿液，增加药物溶解度

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盛花花坛的配色不宜过多，一般的花坛配色应为（）。

A. 3—4种 B. 2—3种 C. 1—2种 D. 4—5种

产品进罐前必须按工艺规定：《9900-112》和（）打扫和清理真空罐和平车卫生。

If the officer on watch is in any doubt as to the pilot’s actions，or intentions，he should （）.

患者女性，40岁，上呼吸道感染服用磺胺嘧啶治疗。合用该药的主要目的是（）

A. 3—4种
B. 2—3种
C. 1—2种
D. 4—5种