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【单选题】
在学前儿童的膳食配置中,动物性蛋白质及豆类蛋白质不少于每日所需蛋白质重量的( )A.
30%
B.
40%
C.
50%
D.
60%
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【单选题】He was a much older tennis player but he had the great advantage of experience.
A.
strong point
B.
weak point
C.
disadvantage
D.
shortcoming
【简答题】心肌病可分为扩张型、_________型、限制型和未定型4种类型。
【简答题】下图表示人体细胞通过内环境与外界环境进行物质交换的过程。 A 、 B 、 C 、 D 表示 4 种器官,请根据图回答: (1) 血液在 A( 即 ________) 内进行气体交换,以得到 O 2 ,排出 CO 2 ,该过程是通过 ________ 作用进行的。 (2)B( 即 ____________) 内的营养物质,通过 __________ 、 __________ 等过程进入循环系统。 (...
【简答题】如图(a)所示电路，已知U s =2V，R 1 =R 2 =2Ω，非线性电阻的伏安特性为i=f(u)=2u 2 (u＞0)。
【单选题】He had studied Spanish, and had grown up in New York City--the most culturally _________ place in America.
A.
conspicuous
B.
diverse
C.
obscure
D.
dizzy
【单选题】PASSAGE TWO (1)Paul was dissatisfied with himself and with everything. The deepest of his love belonged to his mother. When he felt he had hurt her, or wounded his love for her, he could not bear it. ...
A.
indifferent
B.
desperate
C.
pessimistic
D.
ambiguous
【单选题】Passage two ( 1 ) PAUL was dissatisfied with himself and with everything. The deepest of his love belonged to his mother. When he felt he had hurt her, or wounded his love for her, he could not bear i...
A.
. indifferent
B.
. desperate
C.
pessimistic
D.
ambiguous
【简答题】Paul was feeling a bit ____ then, for he
had no friends.A. active B. lone C. lonely D. selfish
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