1.able to能做 ...
例句:At this rate we won't be able to afford a holiday.
照這樣下去,我們不會有時間/錢去度假的。
2.By this time到這時;此時
例句:By this time he realized that Tom was not with him.
到這時他才意識到湯姆沒和他在一起。
3. endeavour to 盡力(力圖;爭取)
例句:On account of your health, you must endeavour to shift off the care of your children.
由于你身體不好,你必須盡量避免為孩子們操心。
4.flatter oneself自以為(自吹)
例句:I flatter myself that I have spared no pains.
我自問是花過不少力氣的。