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單項選擇題

Tourists can take（）trips into space in the future.

A.long-week
B.week-long
C.long-weeks
D.weeks-long

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單項選擇題

China launched its second（）space flight in October 2005.

A.man
B.maned
C.manning
D.manned

單項選擇題

Finally the two sides have（）

A.reached agreement
B.taken an agreement
C.done an agreement
D.made an agreement

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