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【单选题】
绝大部分酶的化学本质是A.
脂类
B.
糖
C.
蛋白质
D.
核酸
E.
无机盐
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【单选题】Referring to Figure 1, minimum how many address lines are needed to access program/code ROM for ATmega16?
A.
16
B.
15
C.
14
D.
13
【简答题】用that, which, who, whom, whose填空。 1. This is the boy ______ mother teaches us Chinese m our school. 2. Please pass me the book ______ cover is black. 3. Is this factory the one ______ a lot of student...
【单选题】听力原文：W: Did you watch the 7 o'clock program on channel 2 yesterday evening?1 was about to watch it when someone came to see me. M: Yeah!It reported some major breakthroughs in cancer research. People ...
A.
It could help people of all ages to avoid cancer．
B.
It was mainly meant for cancer patients．
C.
It might appeal more to viewers over 40．
D.
It was frequently interrupted by commercials．
【简答题】The higher you climb, the _______ it will be. (cold)
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