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【多选题】
尽管条码的标准很多，但是国际上公认的用于物流领域的条码标准主要有（）。A.
邮政编码
B.
通用商品条码
C.
单元条码
D.
贸易单元128条码
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举一反三
【单选题】-There is someone knocking at the door. - It ______ be Jimmy, he has gone to ShangHai .
A.
needn’t
B.
mustn’t
C.
can’t
D.
may not
【单选题】—Jimmy is leaving for a holiday. —Really? Where ________ he _________ ? [ ]
A.
has, gone
B.
will, go
C.
did , go
D.
does, to
【单选题】---Jimmy has had a lot of parties recently. ---Yes , that might _____ why he didn’t do well in the test.
A.
apply for
B.
pay for
C.
answer for
D.
account for
【单选题】Jimmy has gone to Hongkong. I wish I _______his invitation for dinner last night.
A.
had accepted
B.
would have accepted
C.
have accepted
D.
accepted
【单选题】My father isn't here, he ______ Harbin. [ ]
A.
has been to
B.
has gone to
C.
has been
D.
has gone
【单选题】2016年3月16日，世界知识产权组织全球发布世界知识产权申请状况报告，数据显示，中国在专利和商标国际申请注册方面继续保持强劲增势头，连续3年位列全球()。
A.
第一
B.
第二
C.
第三
D.
第四
【简答题】Alice has gone to the classroom and she didn't say____________
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