32 疲惫与担心：-ed / -ing 形容词辨析与 should 给建议

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《Power up 系列课程》共 32 讲 · 总时长 6:03:33 · Claire 克克老师、Jessica 卡卡老师主讲 · 前 2 讲免费试听

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词汇：tired 疲惫的、sleepy 困的、sleepless 失眠的、worried 担心的、lonely 孤单的（alone 是独自的）；be worried about 担心
语法：人作主语用 -ed，物作主语用 -ing：I'm excited. This upcoming semester is very exciting.
句型：should 给建议、shouldn't 不建议，后接动词原形：He is tired. He should go to bed early.