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【判断题】
有鞭毛的细菌在半固体培养基中沿穿刺线生长A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】'Lead (metal)' and 'lead(dog's head)' are spelt in the same way, but pronounced differently. This kind of sense relation is called ______.
A.
polysemy
B.
antonymy
C.
homonymy
D.
hyponymy
【单选题】2 若函数f(x) 用列表法表示为 x -2 -1 0 1 2 3 f(x) 3 4 5 6 7 8 则它的定义域是( ).
A.
{-2,-1,0,1,2,3}
B.
{3,4,5,6,7,8}
C.
Z
D.
N
【单选题】若函数f(x) 用列表法表示为 x -2 -1 0 1 2 3 f(x) 3 4 5 6 7 8 则它的定义域是( ).
A.
[-2,3]
B.
[3,8]
C.
{-2,-1,0,1,2,3}
D.
{3,4,5,6,7,8}
【单选题】—Oh, my God! It's a sea of cars. How can you _____ your car? —That's easy. Mine is colored differently from any other one. [ ]
A.
catch
B.
spot
C.
pick
D.
get
【简答题】根据句子内容选填合适的词语。 same different l. I like noodles. You like noodles. We are the ____________. 2. Tom likes to play basketball. Kelly likes to play ping-pong. They are ____________. 3. Coca likes to r...
【单选题】关于消化性溃疡特点说法错误的是：（）
A.
呈节律性上腹痛
B.
疼痛与进食有关
C.
十二指肠溃疡为餐后痛
D.
发作常呈季节性
E.
部分病人仅表现为无规律性的上腹隐痛不适
【简答题】______ n. a slightly differentl form of sth
【单选题】The first, second, and third prizes went to Jack, Tom, and Harry _____________ .
A.
equally
B.
differentl y
C.
similarly
D.
respectively
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