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12. _____ depends on the density of both the object and the water.
(A) An object floats whether or not
(B) Whether or not an object floats
(C) Floating an object whether or not
(D) Whether or not a floating object
ans;b
why? float不是動詞嗎? 怎麼可以馬上接depends呢?
好怪喔.......
誰知道為什麼呢?
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