皮皮学，免费搜题
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【单选题】
关于胎盘产生的激素的描述,下列哪项是错误的:A.
人绒毛膜促性腺激素(HCG)与人绒毛膜生长素(HCS)蛋白激素
B.
HCG的生理机能与生成素相似
C.
HCS有促生长作用，促进胎儿摄取营养
D.
雌三醇的主要前身物质来自母体的胆固醇
E.
孕激素的生理作用是维持子宫内膜，抑制T细胞，防止母体排斥胎儿
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【多选题】I f we are looking for a venue to hold a trade show, what should we take into consideration ?
A.
The services offered from the exhibition center
B.
How many exhibition halls there are in the center
C.
Who will enter the exhibition center
D.
The distance from the airport or station to the exhibition center
E.
If the staff in the center have experience
【单选题】—I don’t like reading_________ watching TV. What about you? —I don’t like reading all day,_________ I like watching TV news.
A.
and;or
B.
and;and
C.
or;and
D.
or;but
【简答题】—I don't like reading________ watching TV. What about you? —I don't like reading all day,________ I like watching TV news.A. and; or B. and; and C. or; and D. or; but
【单选题】---Jim, could you tell me where we can get some food to eat? ---What kind of food are you looking ?
A.
for
B.
after
C.
at
D.
up
【单选题】---I don’t like reading ______ watching TV. What about you? -I don’t like reading all day, ______ I like watching TV news.
A.
and, or
B.
and, and
C.
or, and
D.
or, but
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