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【判断题】
instanceof关键字可以用于判断一个对象是否为某个类(或接口)的实例或者子类实例A.
正确
B.
错误
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【单选题】The treaty was made to protect the country ______ invasion by its neighbours.
A.
of
B.
for
C.
with
D.
from
【单选题】England is a country ________.
A.
with a cold and wet climate
B.
with a surprising climate
C.
with a pleasant climate
D.
with a variety of climates
【简答题】男孩，8岁。因发热7天于8月份入院。体检：表情淡漠，躯干部散在数枚淡红色斑丘疹，咽不红，颈部淋巴结数枚，黄豆大小，心肺无异常。腹胀、肝肋下3cm，脾肋下2cm。实验室检查，WBC7×10 ／L，中性粒细胞60％，淋巴34％，异型淋巴细胞8％，ALT 70U／L，AST 60U／L，2天前肥达试验阴性。该病人最可能的诊断A、急性病毒性肝炎 B、传染性单核细胞增多症 C、伤寒 D、败血症 E、钩端螺旋...
【单选题】Many private institutions of higher education around the country are in er. Not all will be saved, and perhaps not all deserve to be saved. There are low-quality Schools just as there are low-qual...
A.
private higher education in general
B.
public higher education in general
C.
high-quality private universities and colleges
D.
high-quality state universities and colleges
【单选题】Without water from the Nile River, Egypt ______ a fanning country and become a desert.
A.
will cease to be
B.
would cease to be
C.
will cease being
D.
would cease being
【单选题】听力原文： TUVALU, a tiny country in the Pacific Ocean, has asked for help as it fears it will be swallowed up by the sea. Storms and huge waves are a constant threat and none of Tuvalu's nine little islan...
A.
It is in the Atlantic Ocean.
B.
It has almost been swallowed by the sea.
C.
It consists of 9 islands.
D.
It is famous for its c.
【单选题】下列关于辛普森式行星齿轮机构说法不正确的是( )。
A.
前后两个行星排的太阳轮连接为一个整体，称为共用太阳轮组件
B.
前一个行星排的行星架和后一个行星排的齿圈连接为一个整体，称为前行星架后齿圈组件
C.
输出轴通常与前行星架和后齿圈组件连接。
D.
以上说法都不对。
【单选题】When a country ______ its technology, the traditional skills and ways of life hopefully will not completely die out.
A.
will develop
B.
develops
C.
to be develop
D.
being developing
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