题目内容

分离沙门菌和志贺菌的强选择鉴别培养基是

A. NyE琼脂
B. TCBS琼脂
C. MAC琼脂
D. SS琼脂
E. MH琼脂

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鉴别肠杆菌、弧菌和非发酵菌的试验如下,但除外

A. 细菌形态
B. 苯丙氨酸脱氨酶试验
C. 氧化酶试验
D. 葡萄糖氧化发酵试验
E. 鞭毛

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Listen to the passage and select the correct answers.1. What is the current trend of VoIP in business settings?[音频]

A. It has not been widely adopted by companies.
B. It is being used more and more widely.
C. It has been used too much.
D. It has already been outdated.

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2. How much monthly phone costs can businesses save with VoIP phones?

A. 20%–40%.
B. 30%–50%.
C. 40%–60%.
D. 40%–80%.

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3. Which of the following is NOT mentioned as a reason for businesses to switch to VoIP?

A. Increased productivity.
B. Lower start-up and maintenance costs.
C. Better and more unique features.
D. It can be easily set up.

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分离沙门菌和志贺菌的强选择鉴别培养基是

A. NyE琼脂 B. TCBS琼脂 C. MAC琼脂 D. SS琼脂 E. MH琼脂

鉴别肠杆菌、弧菌和非发酵菌的试验如下,但除外

Listen to the passage and select the correct answers.1. What is the current trend of VoIP in business settings?[音频]

2. How much monthly phone costs can businesses save with VoIP phones?

3. Which of the following is NOT mentioned as a reason for businesses to switch to VoIP?

A. NyE琼脂
B. TCBS琼脂
C. MAC琼脂
D. SS琼脂
E. MH琼脂