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【单选题】
O型血的红细胞膜上含有A.
A抗原
B.
B抗原
C.
O抗原
D.
都不是
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【简答题】I have a full-time job but I like learning _______ in my spare time.
【简答题】The conference ________ a full week by the time it ends. A) must have lasted B) will have lasted C) would last D) has lasted
【单选题】I have a full-time job but I like learning __________ in my spare time.
A.
new things
B.
old things
【单选题】The conference ______ a full week by the time it ends.
A.
must have lasted
B.
will have lasted
C.
would last
D.
has lasted
【单选题】—I some courses at university，so I can’t work full time at the moment．
A.
take
B.
am taking
C.
took
D.
have taken
【简答题】正常体温腋温测5分钟正常温度是多少
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