(make an effort;sort out;socialize;sympathy;out of time)3. I will ______ to arrive on time.
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(make an effort;sort out;socialize;sympathy;out of time)4. Hurry up! We are running _______.
(make an effort;sort out;socialize;sympathy;out of time)5. We expressed our _______ for her loss in the earthquake.
晶体管乙类互补功放由( )和( )两种类型晶体管构成。
乙类互补对称功放的固有失真是(),其主要优点是()。