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【单选题】
电液换向阀中的电磁阀,应确保其在中位时液动阀两端的控制油液流回油箱,则电磁阀的中位应是
A.
J
B.
Y
C.
M
D.
P
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举一反三
【单选题】Mrs. Thompson took _____ to open it.
A.
pains
B.
pile
C.
pig
D.
put
【单选题】William has been a sole trader for many years, preparing accounts to 31 March each year. In the year to 31 March 2018, William made a profit of£15,000 and in the year to 31 March 2019 he made a loss o...
A.
£65,000
B.
£50,000
C.
£83,750
D.
£68,750
【单选题】李嘉图在研究工资发展趋势时,认为随着社会发展,工资会有()的趋势。
A.
上升
B.
下降
C.
长期不变
D.
无规律变动
【单选题】For all their great diversity of shapes and sizes, glaciers can be divided into two essential types: valley glaciers, which flow downhill from mountains and are shaped by the constraints of topography...
A.
Glaciers are diversified in shapes and sizes.
B.
Glaciers can be divided into valley glaciers and ice sheets.
C.
Glaciers are remnants of great shrouds of ice that covered the earth years ago.
D.
Few glaciers have a long history.
【判断题】单纯癌属于一种低分化腺癌。
A.
正确
B.
错误
【简答题】Mrs. Thompson took pleasure in using her red pen to mark Teddy’s papers. This was because ______ .A. Teddy did his work neatly and had good manners B. Teddy was always trouble for the rest of t...
【单选题】Mrs. Thompson suggested that Bob and Annie should ______.
A.
get married and move to Dover
B.
buy a house of their own
C.
buy some good furniture
D.
live at her house for a time
【单选题】根据子宫肌瘤生长的部位及肌瘤与子宫肌壁的关系可分为:①宫颈肌瘤;②肌壁间肌瘤;③浆膜下肌瘤;④黏膜下肌瘤
A.
①③④
B.
②④
C.
②③④
D.
①②③④
E.
①③
【单选题】切割机脚踏合理中需要( )个行程阀。
A.
1
B.
2
C.
3
【单选题】胃癌最好发的部位是
A.
胃小弯
B.
贲门部
C.
胃窦部
D.
胃底部
E.
胃体部
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