auxiliary verb

常用短語

The Auxiliary Verb助動詞；或助動詞

modal auxiliary verb表動詞語態的助動詞

Auxiliary Verb and Model Verb第十一章；助動詞和情態動詞

semi-auxiliary verb半助動詞

auxiliary verb auxiliary助動詞

Auxiliary Verb and Modal Verb助動詞和情態動詞

aux auxiliary verb助動詞

auxiliary verb AUX助動詞

an auxiliary verb助動詞