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【单选题】
蜘蛛的同化效率是A.
0.5
B.
0.57
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【单选题】– Do you know if Cindy__________ to Italy this weekend? – Cindy? Never! She hates driving.
A.
will drive
B.
drives
C.
is driving
D.
drove
【简答题】ROM中文名是()
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【简答题】数据加密标准
【单选题】There _____ be any difficulty about passing the road test since you have practised a lot in the driving school. [ ]
A.
mustn't
B.
shan't
C.
shouldn't
D.
needn't
【简答题】数据加密标准
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