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【单选题】
女,26岁,因停经3个月就诊,妇科检查,子宫大于孕月,需鉴别正常妊娠与异常妊娠,最简便实用的是A.
腹部X线摄片
B.
彩色多普勒超声检查
C.
B型超声
D.
胎儿心电图
E.
羊水中的胎毛
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【简答题】My hope is that the work of leading international universities will be，and will be perceived to be, essential—not peripheral—to the progress of humanity and to global stability and security. Already t...
【简答题】唐诗咏蝉三绝都是什么?
【单选题】Please try ______ English if you want to learn English well. [ ]
A.
practise
B.
to practise
C.
practicing
D.
practices
【单选题】We half an hour on the playground after class. A. spend; to practise running B. take; to practise to run C. spend; practising running D. take; ...
A.
spend; to practise running
B.
take; to practise to run
C.
spend; practising running
D.
take; to practise running
【单选题】We spend two hours _____ _____ English every day. [ ]
A.
practise, saying
B.
to practise, talking
C.
practising, speaking
D.
practising, speak
【单选题】We should keep on _____ English every day. [ ]
A.
to practise to speak
B.
to practise speaking
C.
practising to speak
D.
practising speaking
【简答题】A．perform B．work C．position D．practise
【单选题】He spends as much time as he can ______ English every day. [ ]
A.
to practise speaking
B.
to practise to speak
C.
practise to speak
D.
practising speaking
【单选题】Our sensitivity decreases with age. By age 60, most people have lost 40% of their ability to smell and 50% of their taste buds .
A.
sensible
B.
senseless
C.
sensitive
D.
sensory
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