
1.爭幾分

2. mock有難有易,banding較低嘅學校有機會調低dd個難度,如果係呢啲卷都唔合格咁真係好抆
3. 睇你學校mock往績預測有幾準 呢啲科仼老師一定講到俾你聽
4. 啲學生好鍾意話mock個陣未溫晒書(但其實到真係考個日都係帶住差唔多嘢去考)
真係咩Optics 温一兩日咩都温完啦下話optics唔係易過晒其他書咩唔識用lens formula 啲正負號調亂曬因咩事要放棄
主打畫ray diagram同計lens formula呢兩味
都冇幾可試過畫得啱幅圖
有冇方法記下
好似唔難 但好多唔係主要考問內容既細位咁
咩total internal reflection個啲咁
讀又唔太機會考 唔讀出左就一定跌分
好似擺多啲時間讀astron仲實際