皮皮学，免费搜题
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搜题
【单选题】
吸人气CO2浓度达7%时机体会出现A.
呼吸浅慢
B.
呼吸浅快
C.
呼吸深快
D.
呼吸困难伴有头痛头晕直至昏迷
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
【单选题】What does the speaker expect people to do?
A.
Attend their English classes.
B.
Practice their English every day.
C.
Watch English movies and TV shows.
【简答题】听下面一段对话，回答1-2题。 1.What does the man want the woman to do? A. Attend an art course. B. Paint a portrait of her mother. C. Pay for the portrait. 2.How does the woman feel in the end? A. Unconfident. B. ...
【单选题】What does the author suggest working women with families do?
A.
Attend cooking lessons with your family.
B.
Prepare simple meals for your family before a trip.
C.
Encourage your family to have fun while you are away.
D.
Help your family to learn to prepare food for themselves.
【单选题】Pilots flying at the height of more than 2,100 meters saw a thick black column of ash and steam shooting up into the air from the crater.
A.
Right
B.
Wrong
C.
Not mentioned
【单选题】The central theatre has a seating______of more than 3,000 people.
A.
capability
B.
capacity
C.
ability
D.
facility
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