【正文】
ep on doing sth. kept keep on singing 3. I’m not sure about that. 我對(duì)這事沒有把握。 (1)_____________ 意為“對(duì) …… 有把握;確信”,與 be sure of意思相同,后接名詞、代詞或動(dòng)名詞。 (2)She_________________ this English test. 她對(duì)這次的英語(yǔ)小測(cè)有把握。 思考探究 be sure about is sure about /of 4. Just make sure you try your best. 你只要保證盡最大努力就行。 (1)_____________意為“盡某人最大的努力”,相當(dāng)于 (2)____________ , try的過去式為(3)___________。 思考探究 try one’s best do one’s best tried (4)He___________________________ finish the work. 他已盡最大的努力完成了這項(xiàng)工作。 思考探究 tried his best to /did his best to 謝 謝 觀 看 !