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【单选题】
某孕妇，26岁，孕1产0，妊娠40。检查：胎方位枕左前，有规律宫缩已18小时，宫颈扩张3cm，胎心140次/分，产妇一般情况良好。宫缩较初期间歇延长，为5～10分，持续30秒，宫缩高峰时子宫不硬。经详细检查无头盆不称、骨盆狭窄。该产妇除有宫缩乏力外，还应诊断（ ）A.
第二产程延长
B.
活跃期延长
C.
活跃期缩短
D.
潜伏期延长
E.
潜伏期缩短
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【单选题】— He’s finished his homework. — ______.
A.
So is Kate
B.
So does Kate
C.
So Kate is
D.
So has Kate
【单选题】Why is Kate pleased that Mark has got a place on the team?
A.
Because Kate believes that Mark deserves it.
B.
Because Kate believes that Mark will win the race.
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【单选题】--Listen! Kate is playing the piano in the next room. --It _______________be Kate. She has gone to Hangzhou to visit the Cross-sea Bridge.
A.
needn’t
B.
mustn’t
C.
can’t
D.
shalln’t
【单选题】-Listen! Is that Kate playing the piano in the room? -No. It _____ be Kate. She has gone to London. [ ]
A.
may not
B.
needn't
C.
mustn't
D.
can't
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