A、dilation of veins around the umbilicus
B、varicosities of the great saphenous v.
C、dilation of veins around the lower esophagus and, possibly,vomiting of blood
D、enlargement of veins along the large bowel
E、bleeding into the rectum or anal canal
A、It will cause mistranslation or the loss of information.
B、Literal and sequential translation will always be the best choice.
C、His/her information processing capacity will be coordinated.
D、His/her memory load is reduced, and better performance in interpreting becomes possible.
A.Comets do not contain enough deuterium to have solely created the Earth's oceans.
B.Given the ratio of deuterium to ordinary hydrogen in seawater, comets cannot have contributed to the Earth's oceans.
C.It is likely that comets contain less Xenon than meteorites do.
D.Given the low level of deuterium in the waters of Earth's oceans, comets cannot be its sole source.
E.Comets now play a greater role in the creation of the Earth's oceans than was previously thought.
A、62, 20
B、62, 12
C、60, 20
D、60, 12
A、采用托收承付和委托银行收款方式的,为发出货物并办妥托收手续的当天
B、采用直接收款方式销售货物,为发出货物的当天
C、采取预收货款方式销售货物,其纳税义务发生时间为货物发出的当天,但生产销售生产工期超过12个月的大型机械设备、船舶、飞机等货物,为收到预收款或者书面合同约定的收款日期的当天
D、视同销售货物的,为货物移送的当天
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