英语听力精选进阶版 13919（在线收听）

Chicago teacher's strike

Vocabulary

to extend

to continue for a period of time

consultation period

time for discussion and talks

escalated

made more intense or serious

vowed

promised

illegal

unlawful or forbidden by law

awkward

difficult

forged

made or shaped

counted on

relied on

at issue

being disputed

sacked

dismissed from employment