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單項選擇題

Daylight savings time is a form of zone time that adopts the time（）.

A.one zone to the east
B.one zone to the west
C.two zones to the east
D.two zones to the west

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單項選擇題

Dacron sails，when not in use，may be damaged if（）.

A.left in the sunlight
B.stowed wet
C.washed with soap
D.folded frequently

單項選擇題

Cyclones that have warm sectors usually move（）.

A.westerly
B.parallel to the isobars in the warm sector
C.toward the nearest high pressure area
D.faster than the accompanying cold front