他在工作中非常积极。
tāzài gōngzuò zhōng fēicháng jījí 。
He is very active in his work.
要有一个积极的心态面对困难。
yàoyǒu yígè jījí de xīntài miànduì kùnnán 。
One should face difficulties with a positive mindset.
她参加了很多积极的活动。
tā cānjiā le hěnduō jījí de huódòng 。
She has participated in many proactive activities.