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【简答题】
当PN结加正向电压时,PN结处于 状态。
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举一反三
【单选题】餐厨垃圾与厨余垃圾最大不同是____(出题单位:住房和城乡建设部城建司)
A.
成分
B.
来源
C.
收运
D.
管理
【单选题】肺炎球菌肺炎的典型症状是
A.
寒战和高热
B.
气急和发绀
C.
咳粘液脓性痰
D.
咳铁锈色痰
E.
患侧胸部疼痛
【单选题】肺炎球菌肺炎的典型症状是
A.
寒战和高热
B.
咳粘液脓性痰
C.
咳铁锈色痰
D.
患侧胸部疼痛
【单选题】Tom's little sister wasn't __________ to go to school. [     ]
A.
enough old
B.
old enough
C.
enough young
D.
young enough
【单选题】药物与油脂基质混合煎熬成的剂型称
A.
敷贴
B.
生药
C.
软膏
D.
糊药
E.
消散药
【单选题】在高层建筑中遭遇地震时,不应该( )
A.
迅速乘坐电梯下楼
B.
就近蹲在墙角处
C.
远离玻璃门窗
【单选题】Tom's little sister is only eight ____.
A.
months old
B.
month old
C.
year's old
D.
year old
【单选题】(词汇) Tom's little sister is very , always asking us questions.
A.
exciting
B.
inquisitive
C.
interested
D.
curiosity
【简答题】听对话,完成下列的信息记录表。对话听两遍。 People Jobs Why Tom Animal 1 It's interesting and helpful. Tom's brother policeman It's a little 2 , but exciting. Tom's sister 3 She likes to be popular and 4 . Miss Wang 5 It's...
【单选题】Tom's little sister married Simon. So, Tom is Simon's ___________.
A.
son-in-law
B.
brother-in-law
C.
father-in-law
D.
brother
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