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搜题
【单选题】
治疗中枢疼痛综合征的首选药是[单选题]A.
乙琥胺
B.
卡马西平
C.
苯巴比妥
D.
托吡酯
E.
苯妥钠
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【简答题】a×6+6×15=______×（______+______）．
【简答题】文艺复兴式家具产生于（）
【单选题】We had only been driving for an hour when the car ______ petrol. [ ]
A.
was run out of
B.
was run out
C.
ran out of
D.
ran out
【单选题】We had been driving for hours ___________I realized that something was wrong with one of the tyres.
A.
as
B.
when
C.
while
D.
until