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【单选题】
一种由SendAi 病毒引起,急性型多见于断乳小鼠,主要表现呼吸道症状,多数情况下呈隐性感染,可对实验研究产生严重干扰的疾病是A.
淋巴细胞性脉络丛脑膜炎
B.
鼠痘
C.
仙台病毒感染
D.
鼠肝炎
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举一反三
【单选题】下列有关VisualFoxPro对象（控件）的属性、事件和方法的叙述中错误的是（）
A.
所有的对象都有一些相同的属性和不同的属性
B.
用户可以为表单创建新的属性，但不能为表单中的对象（控件）创建新的属性
C.
任何对象（控件）的事件集总是固定的，用户不可能添加新的事件
D.
方法和事件总是一一对应的，即一个方法程序总对应着一个事件
【单选题】Leisure travelers are often _____20____ to experiment and try new brands that they might not normally purchase in full-price domestic stores.
A.
refusal
B.
exclusive
C.
increasingly
D.
limitations
E.
unrivalled
F.
growth
G.
considerable
H.
recommendations
I.
accepted
J.
willing
【单选题】Leisure travelers are often _____ to experiment and try new brands that they might not normally purchase in full-price domestic stores. ( )
A.
reluctant
B.
willing
C.
troublesome
D.
obliged
【单选题】The summer demand for hotel accommodation in London comes mainly from foreign tourists. Demand for hotel rooms in London in summer could be reduced by a fall in the price or value of which of the foll...
A.
Item 1 only
B.
Items 1 and 2 only
C.
Items 2 and 3 only
D.
Item 3 only
【判断题】In 1950s and 1960s, hotels and restaurants chains sprang up to attract business travelers, leisure travelers, city residents, etc.
A.
正确
B.
错误
【简答题】The summer demand for hotel accommodation in London comes mainly from foreign tourists. Demand for hotel rooms in London in summer could be reduced by a fall in the price or value of which of the foll...
【单选题】According to the news item, which of the following statements is CORRECT?
A.
Different states could have their own health guidelines.
B.
Health guidelines could not be revised by the government.
C.
Troops could have the same health regulations as civilians.
D.
Federal government could question states' health regulations.
【单选题】Who will provide the experience remembered by leisure visitors and business travelers for years to come?
A.
The hotels only
B.
Government administrators
C.
The destination tourism industry
D.
Visitors themselves
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