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【单选题】
--Mary, where’s Simon? I haven’t seen him for days. --He __________ Japan. This may be the third time he _________ there.
A.
has been to, has gone to
B.
has been to, has gone
C.
has gone to, has been to
D.
has gone to, has been
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参考答案:
举一反三
【单选题】核酸分子中储存、传递遗传信息的关键部分是
A.
磷酸戊酸
B.
核苷
C.
碱基序列
D.
戊糖磷酸骨架
E.
磷酸二酯键
【单选题】核酸分子中储存、传递遗传信息的关键部分是
A.
碱基序列
B.
磷酸戊糖
C.
磷酸二酯键
D.
核苷
E.
氢键
【单选题】The headquarters of the WTO is().
A.
New York,U.S.A.
B.
Paris,France
C.
Geneva,Switzerland
D.
Sydney,Australia
【判断题】The WTO is described as an umbrella organization under which the agreement that came out of the Uruguay Round of multilateral trade negotiations are gathered. ( )
A.
正确
B.
错误
【单选题】The WTO is described as an umbrella organization under which the agreement that came out of the Uruguay Round of muhilateral trade negotiations are gathered.( )
A.
正确
B.
错误
【单选题】肝硬化病人出现哪种症状时易发生肝肾综合征
A.
明显黄疸
B.
全身浮肿
C.
大量腹水
D.
腹壁静脉曲张
E.
脾肿大
【单选题】肝硬化病人出现哪种症状时易发生肝肾综合征
A.
明显黄疸
B.
全身浮肿
C.
大量腹水
D.
腹壁曲张
E.
脾肿大
【单选题】核酸分子中储存、传递遗传信息的关键部分是
A.
核苷
B.
碱基序列
C.
磷酸二酯键
D.
磷酸戊糖
E.
脱氧核糖
【简答题】.Someone says that the WTO is a general agreement of talk and talk.Some others say the WTO is just a great trap that the developed countries hunted resources from the developing countries through the ...
【单选题】One issue at the forefront of the current agenda of the WTO is the:
A.
decrease in antidumping policies.
B.
low level of protectionism in agriculture.
C.
strong protection for intellectual property rights in many nations.
D.
increase in tariff rates on nonagricultural goods and services in many nations.
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