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【简答题】
简述民俗旅游的概念。
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举一反三
【单选题】为预防旅游者患病,关于导游员的提醒工作错误的是
A.
提醒旅游者不要买街头小贩的食品
B.
提醒旅游者不要到卫生条件差的排档用餐
C.
提醒旅游者根据天气情况及时增减衣服
D.
提醒旅游者多带药品
【简答题】What step is essential to the traditional production of flu vaccine? [A] Manufacturers implant the vaccine into ordered chicken eggs. [B] Scientists identify the exact strain soon after a flu pandemic...
【单选题】It is of great significance that patients and their doctors provide feedback to manufacturers and regulators if they are suspicious of any problem.
A.
Y
B.
N
C.
NG
【单选题】After 1957 the pollution of the Thames began to reduce quickly because ______.
A.
manufacturers agreed to produce biodegradable detergents instead of non-biodegradable detergents
B.
river authorities cooperated very well with government representatives
C.
ways had been found to degrade the new 'hard' detergents
D.
more sewage works had been built to treat polluted water
【单选题】The passage suggests which of the following about the majority of United States manufacturing industries before the high-technology development era of the 1980’s?
A.
They lost many of their most innovative personnel to small entrepreneurial enterprises.
B.
They experienced a major decline in profits during the 1960’s and 1970’s.
C.
They could provide real economic benefits to the areas in which they were located.
D.
They employed workers who had no specialized skills.
E.
They actively interfered with local entrepreneurial ventures.
【单选题】为预防旅游者患病,关于导游员的提醒工作错的是
A.
提醒旅游者不要买街头小贩的食品
B.
提醒旅游者不要到卫生条件差的排档用餐
C.
提醒旅游者根据天气情况及时增减衣服
D.
提醒旅游者多带药品
【单选题】My mother very busy weekends.
A.
does usually; at
B.
is usually; on
C.
usually is; on
【多选题】符合无菌原则的操作是
A.
手持无菌容器时，应托住边缘部分
B.
取、放无菌持物钳时，钳端向下
C.
倒取无菌溶液时，手不可触及瓶盖的内面
D.
打开无菌容器盖，盖内面向下放置妥当
E.
铺无菌盘时，手不可触及治疗巾的内面
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