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[单选题]

Jim _ Japan in 1980 and _ in China ever since.

A.left; lived

B.left; has lived

C.has left; lived

D.has left; has lived

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更多“Jim _____ Japan in 1980 and __…”相关的问题

第1题

Identify the errors in the following sentence: Jim spent his vacation going to Mexico, flying to Hawaii and he visited Canada. ()

A.spent

B.his vacation

C.flying to Hawaii

D.he visited Canada

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第2题

Jim ______ to act on his own judgment, but he didn't because as a soldier he had to obey the order. ( )

Jim ______ to act on his own judgment, but he didn't because as a soldier he had to obey the order. （)

A.would prefer

B.would have preferred

C.preferred

D.might prefer

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第3题

Without the _______ materials imported from abroad, Japan can hardly produce anything

A、storey

B、valuable

C、spare

D、raw

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第4题

=()。

A.4

B.-4

C.1

D.-1

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第5题

中国人均水资源占有量约为世界人均占有量的()。

A.1/2

B.1/3

C.1/4

D.1/5

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第6题

DNA分子的碱基组成特点是( )。

A.A/T＝1

B.(G+C)/(A+T)＝1

C.G/C＝1

D.(A+G)/(C+T)＝1

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第7题

实体之间的联系可抽象为（)。

A.n：m

B.1：n

C.1：3

D.1：1

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第8题

视距测量精度一般为()，精密视距测量可达1/2000。

A.1/100～1/300

B.1/200～1/500

C.1/200～1/300

D.1/300～1/500

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第9题

下列各种比例尺的地形图中，比例尺最大的是（）

A.1/5000

B.1/2000

C.1/1000

D.1/500

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第10题

晶闸管交-交变压变频器的最高输出频率约为电网频率的（）

A.1/3～1/2

B.1/2～1

C.1～2倍

D.2～3倍

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Jim _____ Japan in 1980 and _____ in China ever since.

Jim _ Japan in 1980 and _ in China ever since.