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單項選擇題

I（）shorebased radar assistance.

A.ask
B.look for
C.require
D.in need of

單項選擇題

GIVE A WIDE BERTH TO THE BREAKWATER means（）.

A.to keep clear of the breakwater
B.that there is much berth space near the breakwater
C.don't drop anchor too close to the breakwater
D.to keep the breakwater within sight