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搜题
【单选题】
血浆脂蛋白不含下列哪种物质 ?A.
载脂蛋白
B.
磷脂
C.
胆固醇
D.
甘油三酯
E.
酮体
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【简答题】听音填空。 1. We live in ____________. We speak ____________. 2. ____________ ____________ is east of China. 3. Beijing is ____________ ____________ ____________ of our country. 4. China's flag is ________...
【单选题】If it had not been for the storm we ______ much earlier.
A.
should arrive
B.
should have arrived
C.
would arrive
D.
might arrive
【简答题】9核糖体是细胞中(__)合成的中心;
【单选题】_____ at the party, we saw Ruth standing alone in the corner of the hall. [ ]
A.
Arriving
B.
To arrive
C.
Arrive
D.
Arrived
【简答题】核糖体是细胞中（ ）的中心。A. 蛋白质合成
【单选题】集断路器、继电保护、操动机构为一体,具有保护、检测、控制功能的自动化设备是:( )
A.
自适应重合闸
B.
综合重合闸
C.
三相重合闸
D.
单相重合闸
E.
自动重合器
【单选题】. If we ________ earlier, we would have had trouble getting good seats.
A.
didn’t arrive
B.
haven’t arrived
C.
hadn’t arrived
D.
couldn’t arrive
【单选题】We are expecting the goods we ordered at our warehouse by the end of next month.
A.
to arrive
B.
arriving
C.
arrive
D.
arrived
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