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【单选题】
免疫复合物是指A.
抗原与补体的结合物
B.
抗原与相应抗体的结合物
C.
抗体与补体的结合物
D.
多种免疫分子结合形成的大分子物质
E.
病原体与补体的结合物
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【单选题】The VHF CH16 is called ______.
A.
common channel for pilot service
B.
aircraft calling channel
C.
international distress and safety channel
D.
navigation safety communication channel
【判断题】China‘s CH series military Drones is one of the country’s most popular products on the international arms market. ( )
A.
正确
B.
错误
【单选题】甲单位从超市购买一批烟酒，作为福利发给单位职工，要求超市开具办公用品发票，该发票是( )。
A.
不真实的原始凭证
B.
不合法的原始凭证
C.
不真实的记账凭证
D.
不合法的记账凭证
【简答题】阅读理解。 Deng Yaping, one of the best table tennis players, is the first woman player to win the championships in all the international s (赛事). When she was 9 years old in 1984, she won the Henan ta...
【单选题】What is the right way to use VHF CH16 and working channel?
A.
Ch16 is only used as the international distress and calling frequency
B.
Ships can call other ships on Ch16 but should change to a working channel as soon as possible
C.
Ships should use working channel to call other ships at any time
D.
Ships can use Ch16 or working channel as they like
【单选题】甲单位从超市购买一批烟酒，作为福利发给单位员工，要求超市开具办公用品发票，该 发票是( ) 。
A.
．不真实的原始凭证
B.
．不合法的原始凭证
C.
．不真实的记账凭证
D.
．不合法的记账凭证
【单选题】This writing is clearly the product of ______ art, but it has the flame of spontaneity and the grit of independence both as to mode and spirit.
A.
passionate
B.
critical
C.
sedulous
D.
interesting
E.
considerable
【简答题】甲单位从超市购买一批烟酒，作为福利发给单位员工，要求超市开具办公用品发票，该发票是（ ）
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