最适合埃及的灌溉方式是[ ] A.滴灌 B.大水漫灌 C.淹灌 D.自流灌溉

题型:选择题

问题:

最适合埃及的灌溉方式是[    ]

A.滴灌

B.大水漫灌

C.淹灌

D.自流灌溉

考点:埃及
题型:选择题

试述单纯性下肢静脉曲张的诊断及鉴别诊断程序。

题型:选择题

语法填空

    The disappearance of the famous crime writer, Agatha Christie, was as mysterious as any of her exciting stories.

     At about 11 o' clock on the evening of Friday, December 3rd in 1926, Mrs. Christie got into her car

and took a drive       1     saying where she was going. She didn't return. The next morning her car was found without      2     driver at Newlands.

     People imagined that she might   3   (kill) herself.      4      as the days went by, it was suggested that she was murdered. The press and the public 5    (natural) took great interest in the case, with at least one

newspaper      6     (offer) a reward to anyone who could find Mrs. Christie.

      Agatha finally     7    (find) alive on Tuesday, December 14th, when she was reunited with her husband at a hotel in Harrogate, North Yorkshire,     8    was around 50 kilometers away from her car.     9     was

said that, for ten days, the writer had been staying at the hotel under the name of Mrs. Theresa Neele. Her husband said, "She has suffered from the most complete      10     (lose) of memory and I do not think she

knows who she is."

题型:选择题

下列不含磷脂分子的细胞器是()

A.核糖体和中心体

B.核糖体和液泡

C.高尔基体和内质网

D.线粒体和中心体

题型:选择题

有两块面料分别为毛料和仿毛化纤面料,请你用简易方法将二者区分开来。

题型:选择题

深孔爆破法是大型基坑开挖和大型采石场开采的主要方法,与浅孔法比较,具有的优点是()。

A.单位体积岩石所需的钻孔工作量小

B.单位耗药量低

C.设备费低

D.简化起爆操作过程

E.劳动生产率高

更多题库