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【简答题】
一氨基一羧基氨基酸的pI为中性，因为-COOH和-NH 3 + 的解离度相等。( )
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皮皮学刷刷变学霸
举一反三
【单选题】心室扑动的频率
A.
180 — 220 次 /min
B.
200 — 230 次 /min
C.
200 — 300 次 /min
D.
200 — 250 次 /min
E.
220 — 250 次 /min
【单选题】The house is built of red brick but its ______ walls are all painted white.
A.
interior
B.
inferior
C.
intrinsic
【简答题】She disliked the s_________ brick walls and the steel window frames.
【单选题】心室扑动的频率
A.
180 — 220 次 /min
B.
220 — 250 次 /min
C.
190 — 220 次 /min
D.
200 — 250 次 /min
【单选题】1 Coketown was a town of red brick, or of brick that would have been red if the smoke and the ashes had allowed it but as matters stood it was a town of unnatural red and black like the painted face o...
A.
dull
B.
dirty
C.
noisy
D.
savage
【简答题】The brick walls of the ruined buildings were dripping ________ green mold and moisture.
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