皮皮学，免费搜题
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【单选题】
O 2 和 CO 2 跨膜转运属于A.
单纯扩散
B.
易化扩散
C.
入胞作用
D.
原发性主动转运
E.
继发性主动转运
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】听力原文：M: Can you believe I just had to pay 20 pounds for a hair cut in Steward? F: You should try the salon where I go. It's only 10. But it takes a while to get an appointment. Q: What does the woman ...
A.
She suggests the man to go to a farther place to trim his hair.
B.
She offers to cut the man's hair herself at the price of 10.
C.
She tells the man a cheaper but busier place to have his hair cut.
D.
She used to trim her hair in a luxurious saloon.
【单选题】Am I handsome? I _________ yesterday. [ ]
A.
my hair cut
B.
got my hair
C.
got my cut hair
D.
got my hair cut
【简答题】. －Excuse me，I want to have my hair cut，but I can’t find a barber-shop． －There’s________at the comer of the street．Just go straight． A it B．some C．the one D one
【单选题】My hair needs ________ , I have to have it ________.
A.
cut, cut
B.
to cut , cut
C.
cutting, cut
D.
cut, cutted
【简答题】用于配制普通制剂和实验用的水是
【简答题】My hair is too long. I want to have it (cut) ______.
【简答题】I had my hair (cut) ______ last week.
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