多用于一些熔点低，熔融时不发生分解、升华和其他化学变化的高分子化合物的测定的制样方法为

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【单选题】【消耗次数：1】

① 糊膏法

② 涂片法

③ 液膜法

④ 薄膜法

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① Source

② sources

③ resource

④ resources

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① assure

② utilize

③ confront

④ voice

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① insured

② insurance

③ insurable

④ insurability

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① genius

② genuine

③ intellect

④ gift

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① concentrate on

② dwell on

③ depend on

④ focus on

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【单选题】 The?( )?from?school?to?work?can be?difficult

① transformation

② transport

③ transition

④ transmission

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① fancies

② fancied

③ fancy

④ fancing

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① worth

② costly

③ high

④ cost

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【单选题】 She has always been quick to pick things up, doing ( ) well in school without really trying.

① passably

② passable

③ passenger@passage

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【单选题】 Suddenly,?high above the jubilant roar?and?thunder?of?the?( ),?broke the?clear peal?of?a?bugle-note.

① review

② revel

③ reveal

④ revert

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