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【单选题】
普通黄铜,牌号为 96,热处理为退火,其 σb 为( )/Mpa。A.
250
B.
300
C.
270
D.
100
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【单选题】因科学研究、教学等特殊原因，需从国外引进禁止进境的植物繁殖材料的，引种单位、个人或其代理人需按照有关规定向国家检验检疫局申请办理( )。
A.
特许检疫审批手续
B.
检疫审批手续
C.
无需办理审批手续
D.
检疫许可手续
【单选题】Wang Liqin _____ the national team in 1998 and then he _____ a lot of ping-pong matches. [ ]
A.
joins ; takes part in
B.
joins ; took part in
C.
joined ; takes part in
D.
joined ; took part in
【单选题】因科学研究、教学等特殊原因,需从国外引进禁止进境的植物繁殖材料的,引种单位、个人或其代理人须按照有关规定向()申请办理特许检疫审批手续。
A.
直属海关
B.
海关总署
C.
检验检疫总局
D.
隶属海关
【判断题】因科学研究、教学等特殊原因，需从国外引进禁止进境物名录植物繁殖材料的，引种单位、个人或其代理人须按照有关规定向 农业部 申请办理特许检疫审批手续。
A.
正确
B.
错误
【单选题】Wang Ping is one of the best students who _____ from Beijing University. She studied politics, which _____ the study of the ways in which a country is governed. [ ]
A.
has graduated; are
B.
have graduated; are
C.
have graduated; is
D.
has graduated; is.
【单选题】Three students got 100 in the test, ____ , Li Ping, Wang Fei and Jane.
A.
such as
B.
for example
C.
namely
D.
for instance
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