【单选题】【消耗次数:1】
_____ for a long time, the fields are all dried up.
There has been no rain
Having no rain
There having been no rain
There being no rain
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相关题目
【单选题】 ____ for a long time, the fields are all dried up.
①  There has been no rain
②  Having no rain
③  There having been no rain
④  There being no rain
【单选题】 28. ____for a long time, the fields are all dried up.
①  There has been no rain 
②  Having no rain 
③  There having been no rain
④  There being no rain
【单选题】 It is _____ to rain.
①  likely
②  liked
③  may be
④  like
【单选题】 It’s [填空] to rain.
①  going
②  come
③  coming
④  has
【单选题】 After so many weeks without rain, the ground quickly _____the little rain that fell last night.
①  skipped
②  soaked
③  retrieved
④  absorbed
【单选题】 The rain was heavy and ____ the land was flooded.
①  consequently
②  continuously
③  constantly
④  consistently
【单选题】 It is going to rain. The sky is getting _________ and ________.
①  dark, dark
②  darker and darker
③  darkest and darkest
④  dark and darker
【单选题】 Not until the rain stopped [填空]the room.
①  did he leave
②  he left
③  left he
④  did leave he
【单选题】 ___the rain ,he went on working in the garden.
①  In addition to
②  In spite of
③  Except for
【单选题】 _____ that it was going to rain, he took a raincoat with him.
①  Seeing
②  Saw
③  Seen
④  To see
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【单选题】 玻璃陶瓷含有玻璃成分()
①  SiO2
②  Al2O3
③  Fe2O3
④  Mg2O3
⑤  ZnO
【单选题】 全瓷粘接修复常用的方式,不包括()
①  全瓷嵌体
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④  全瓷粘接桥
⑤  以上均是
【单选题】 玻璃陶瓷的特点,错误的是()
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①  0.5mm
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③  1.5mm
④  2mm
⑤  2.5mm
【单选题】 CAD/CAM玻璃陶瓷的特点,说法错误的是()
①  半透明性
②  粘结强度低
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④  方便快捷
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【单选题】 氧化锆基底全冠修复特点,说法错误的是()
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②  美观效果好,有足够的饰瓷空间
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⑤  可用于严重变色牙的美观修复
【单选题】 CAD/CAM一体化氧化锆全瓷桩核,根管预备时不超过根管直径的()
①  1/5
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③  1/2
④  1/3
⑤  2/3
【单选题】 3MLavaCAD/CAM系统瓷块的强度高,内冠最薄可为()
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③  3mm
④  300mm
⑤  1mm
【单选题】 首次提出除用于树脂材料外的粘接技术是()
①  第三代
②  第四代
③  第五代
④  第六代
⑤  第七代