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4-Day Beijing Tour If you want to see more of China, how about going to Beijing? Visit the Great Wall and other famous places, and enjoy Beijing Duck! Tour price: $590 Call us! 800-820-6222 8-Day Colorful Yunnan Tour If you like warm weather and clean air, then Yunnan is the place for you! You can learn about the cultures of the minorities (少数民族) there. Places to visit: Kunming, Dali, Lijiang Tour price: $1,290 Call us! 800-820-8188 4-Day Beautiful Guilin Tour Do you want to enjoy fresh air? Then come to Guilin for a few relaxing days to enjoy the river life! Tour price: 1 person 2~5 persons 6~9 persons $630 $565 / person $527 / person Call us! 800-810-6562 5-Day Sanya Tour Sanya is famous for its wonderful sunshine, white sandy beaches and clear water. Instead of a busy trip, you can relax here by walking along the beaches and enjoying the fresh air! Tour price: 1 person 2~5 persons 6~9 persons $569 $548 / person $535 / person Call us! 800-810-5222 小题1:The Beijing Tour will last ______. A.four days B.five days C.a week D.eight days 小题2:If you take the “4-Day Beautiful Guilin Tour”, you will be able to ______. A.visit the Great Wall B.enjoy the river life C.relax on the beach D.experience the city life 小题3:If you want to take a trip to the beach, you should call ______. A.800-810-6562 B.800-820-6222 C.800-820-8188 D.800-810-5222 小题4:If Mrs Li take her two daughters for the “5-Day Sanya Tour”, she needs to pay ______. A.$1,695 B.$1,707 C.$1,644 D.$2,007
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【单选题】圆管水流流速为1m/s,水力半径为5m,水的运动粘度为0.001,则该水流为( )
A.
层流
B.
紊流
C.
临界流
D.
都有可能
【单选题】57____
A.
discuss
B.
switch
C.
exhaust
D.
cover
【单选题】麻花钻的导向部分有两条螺旋槽,作用是形成切削刃和( )。
A.
排出气体
B.
排除切削
C.
排除热量
D.
减轻自重
【单选题】Please pass me the English book _____ cover is green. [     ]
A.
its
B.
whose
C.
which
D.
that
【判断题】上海有盛大、携程、曙光等互联网企业,但在互联网强企的排名上逐年下降。()
A.
正确
B.
错误
【单选题】患者,男,20岁,左下颌骨肿大半年,X线见泡沫状阴影。病理检查见大小不等的海绵状血腔,其间有纤维组织,伴有新旧出血,出血区见有多核巨细胞。最可能的诊断是()
A.
家族性巨颌症
B.
甲状旁腺功能亢进
C.
朗格汉斯细胞组织细胞增生症
D.
动脉瘤性骨囊肿
E.
骨纤维异常增生症
【单选题】家族性颌骨纤维异常增生症(巨颌症)是一种
A.
常染色体显性遗传性疾病
B.
常染色体隐性遗传性疾病
C.
性染色体显性遗传性疾病
D.
性染色体隐性遗传性疾病
E.
病因不明
【单选题】麻花钻的导向部分有两条螺旋槽、作用是形成切削刃和( )
A.
排出气体
B.
派出切削
C.
排除热量
D.
减轻自重
【单选题】家族性骨纤维异常增生症(家族性巨颌症)是一种
A.
常染色体显性遗传性疾病
B.
常染色体隐性遗传性疾病
C.
性染色体显性遗传性疾病
D.
性染色体隐性遗传性疾病
E.
病因不明
【单选题】ZHDY2-1*圆形水管的某一点A,水的流速为2.0米/秒,压强为3.0×10^5Pa。沿水管的另一点B,比A点低10米,A点水管半径是B点水管半径的2倍,忽略水的粘滞力,则B点的水流速度和压强为( )(已知g=9.8m/s^2,水密度ρ=1000kg/m^3)
A.
8m/s;466kPa;
B.
8m/s;368kPa;
C.
4m/s;392kPa;
D.
无合适选项
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