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【单选题】
检测鸡产蛋下降综合征病毒抗体最常用的方法是(2009 真题上134)
A.
ELISA
B.
血凝抑制试验(HI)
C.
中和试验
D.
琼脂扩散试验
E.
补体结合试验
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【简答题】1 二轴晶垂直OA切面为___________切面,其半径为_________,垂直此切面入射的光___________双折射,其任何振动方向的折射率__________。
【判断题】机动车在高速公路上发生故障或者交通事故,无法正常行驶的,应当由救援车、 清障车拖曳、牵引。
A.
正确
B.
错误
【简答题】It was not until I came here _______I realized this place was famous for not only its beauty but also its weather. A who                B that                C where          D before
【简答题】People who work in front of the screen not only suffer from the visual distce but also an ______ of the face.
【单选题】面试的基本流程,第一步是()。
A.
公司简介
B.
寒暄问候
C.
向面试官提问
D.
轻松话题
【单选题】有氧适能的水平越____,有氧工作能力越强。
A.
B.
居中
C.
【单选题】Not only ______ people to send words, music, and codes to any pan of the world, it can also be used to communicate far into space.
A.
enabled by radio
B.
radio enables
C.
does radio enable
D.
has radio enabled
【判断题】机动车在高速公路上发生故障或者交通事故,无法正常行驶的,必须由专门的清障救援车辆拖曳、牵引。()
A.
正确
B.
错误
【单选题】Not only she but also I ______ fine.
A.
am
B.
are
【单选题】Norman Davis will be remembered by many with( )not only as a great scholar but also as a most delightful and faithful friend.
A.
kindness
B.
friendliness
C.
warmth
D.
affection
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