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【多选题】
未来旅游活动的发展趋势对导游服务提出新的要求,表现为A.
对导游服务提出更高的知识要求
B.
随着科技进步，图文声像导游将占据主导地位
C.
参与性活动的发展要求导游方法多样化
D.
导游服务个性化，并朝品牌化导游方向发展
E.
导游人员作为自由职业者是必然趋势
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举一反三
【单选题】Translation is unlike interpretation in that_________
A.
it requires more concentration than usual
B.
it converts information to another
C.
people work alone to accomplish it
D.
it require more skills and education
【简答题】染色体的基本结构单位是 。
【单选题】179 In preparing a good project definition, experienced project managers will:
A.
Concentrate mainly on the end product rather than costs or benefits. These come later.
B.
Realize that only the 'tip of the iceberg' may be showing. As a project manager, you must get beneath it.
C.
Understand that a project definition/plan is a dynamic rather than static tool, and thus subject to change.
D.
Try to convert objectives into quantifiable terms.
E.
All of the above
【简答题】I was told that we _____________ by Mr. Brown for two years by the next summer. (teach)
【单选题】请从下面浮点运算器的描述中选出两个描述正确的句子（）。
A.
浮点运算器可用两个松散连接的定点运算部件——阶码部件和尾数部件来实现
B.
阶码部件可实现加、减、乘、除4种运算
C.
阶码部件只可进行阶码相加、相减和相乘操作，而不能进行除操作
D.
尾数部件只进行乘法和除法运算
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