【单选题】【消耗次数：1】
He has_______four interesting books.
①
wrote
②
written
③
been writing
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相关题目
【单选题】
He has been writing the essay the whole morning and he still ＿＿＿ .
①
has been
②
does
③
has
④
is
【单选题】
He has been writing the essay the whole morning and he still ＿＿＿ .
①
has been
②
does
③
has
④
is
【单选题】
She was wondering whether he has been writing anything new ____
①
late
②
later
③
latter
④
lately
【单选题】
Its ( ) that he has been away from home.
①
evident
②
important
③
genuine
④
alternative
【单选题】
he park has been built and it will be open _____ three years
①
A. in
②
B.for
③
C.on
④
D.after
【判断题】
Ever since he arrived, he has been complaining constantly about the weather.
①
正确
②
错误
【单选题】
He used to in a small village, but now he has been used to in the big city.
①
live, living
②
live, live
③
living, living
④
living, live.
随机题目
【单选题】
术前处理错误的一项是
①
检查心、肝、肾功能，以及血常规和出凝血时间，必要的影像 学检查，如CT、MRI等
②
穿刺部位常规备皮，儿童及不合作者给予镇静剂或行全身麻醉
③
术前6h禁饮食
④
建立静脉通道，便于术中用药及抢救
【单选题】
关于置入导丝描述正确的是
①
在腹股沟韧带下沿股动脉走行做解剖出动脉，远近两端分别控制或直视下以Seldinger法穿刺股动脉，导入5F导管鞘
②
经股动脉将导鞘送入导丝至腹主动脉，沿导丝送入猪尾巴导管到腰1-腰2水平，行主动脉造影
③
在监视屏上做相应标记后，准确测量瘤颈和瘤体的长度和直径、髂总动脉直径、肾动脉开口至髂内动脉开口的距离，并与术前螺旋CT和磁共振动脉造影结果对照，据此选择适当口径和长度的移植物
④
以上均正确