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【单选题】
旅游者的类型可分为下列哪种?
A.
消遣特种旅游者
B.
公务休闲型旅游者
C.
度假差旅型旅游者
D.
家庭和个人事务型旅游者
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参考答案:
举一反三
【单选题】不属于多级汽轮机的优越性的是( )
A.
循环效率提高
B.
B相对内效率提高
C.
C结构简单
D.
单位功率成本低
【单选题】测试导入单选题12 __________ late for school again, Miles! --- Sorry, I promise that I __________.
A.
选择1 Don’t, won’t
B.
选择2 Don’t be, won’t
C.
选择3 Don’t be, don’t
【判断题】胎体由多层硅胶帘布按一定交叉贴合而成。( )
A.
正确
B.
错误
【单选题】以下哪种复用技术要将每个信号转换到不同的载波频率上?
A.
频分多路复用
B.
同步时分复用
C.
异步时分复用
D.
b和c
【单选题】测试导入单选题10.Northern Ireland is small, but it is significant because of the__
A.
选择1 the economic problems
B.
选择2 the political troubles
C.
选择3 the immigration issues
D.
选择4 the national identity
【单选题】The crops failed because of the drought .
A.
cold weather
B.
dry weather
C.
poor soil
【单选题】测试导入单选题3 If he __________ back, I __________ you.
A.
选择1 comes, will tell
B.
选择2 came, told
C.
选择3 will come, will tell
【单选题】测试导入单选题19 I __________ have caught a cold.
A.
选择1 seem
B.
选择2 look
C.
选择3 seem to
【单选题】He ________ pass the exam, but he failed.
A.
managed to
B.
manages to
C.
tried to
D.
tries to
【单选题】The boy failed four times, but he said he would try ___________.
A.
a five time
B.
a fifth time
C.
the five time
D.
the fifth time
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