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【单选题】
骨骼肌纤维收缩时,肌节的变化是A.
I 带缩短
B.
H 带不变
C.
粗、细肌丝均缩短
D.
A 带缩短
E.
肌节伸长
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举一反三
【单选题】What does the man imply about the woman's teacher?
A.
The professor is very difficult to understand.
B.
He does not know where she came from.
C.
Her students seem to like her teaching style.
D.
He is familiar with her requirements.
【单选题】In the second paragraph, what features does differentiated marketing have compared with undifferentiated marketing?
A.
Consumers will purchase less. Differentiated marketing creates less total sales and the production as well as marketing costs are reduced.
B.
Consumers will purchase more. Differentiated marketing creates more total sales and the production as well as marketing costs are reduced.
C.
Consumers will purchase less. Differentiated marketing creates more total sales and the production as well as marketing costs are increased.
D.
Consumers will purchase more. Differentiated marketing creates more total sales and the production as well as marketing costs are increased.
【单选题】_____ should be sent to work there?
A.
Who do you suggest
B.
Who do you suggest that should
C.
Do you suggest who should
D.
Do you suggest whom should
【简答题】设 ,讨论当 时的极限情况。
【简答题】如旅游团乘早班飞机离境，领队要与当地导游员商定的事项有（ ）。A. 叫早时间B. 出行李时间C. 早餐时间D. 同饭店结账时间E. 交钥匙时间
【简答题】A．He should press and try the buttons one by one. B．He should ask the salesgirl to show him how to operate it. C．He should read the user's operation manual first. D．He should try to remember what the ...
【单选题】听力原文：W: The red coat is ＄45 and the black one is ＄35. Which one do you want? M: Neither. I want that large yellow one. How much is it? W: It's twice as much as the black one. How much is the yellow co...
A.
＄20.
B.
＄45.
C.
＄70.
D.
$90.00
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