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[主观题]
Lucy realized that many of these questions were hard______ , and perhaps some even could not be answered at all.
A、to answer
B、to be answered
C、answering
D、for answer
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A、to answer
B、to be answered
C、answering
D、for answer
A.confessed
B.admitted
C.realized
D.recognized
A.we realized
B.we did realize
C.did we realize
D.realized we
B.does he realize
C.he realized
D.he realizes
A.did he realize
B.realized he
C.he realized
D.he did realize
A、in season
B、by and large
C、by all means
D、at first sight
A.正确
B.错误
A.happened
B.realized
C.occurred
D.explain
A.正确
B.错误
A.0.85μm、1.20μm、1.80μm
B.0.80μm、1.51μm、1.80μm
C.0.85μm、1.31μm、1.55μm
D.0.8 0μm、1.20μm、1.70μm
B.将private int m;改为public int m
C.将private int m;改为protected int m
D.将private int m;改为int m