重點講解：
1. step up
增加（數量等）；提高（速度、強度等）；
eg. Radio traffic has stepped up enormously.
無線電通訊已大大增加lam^7yhs9*U;9q!OpC2。
eg. He stepped up his donations to charity.
他加大了給慈善機構的捐贈(EQUI](dns,#+pf1@。
2. for the first time
第一次；首次；
eg. There is no feeling on earth like winning for the first time.
初嘗勝利滋味的感覺真是無可比擬P&W;%_#2([ZgJi;。
eg. For the first time Celia de Grey hesitated.
西莉亞·德·格雷第一次顯出遲疑的神色[_ry;T(!_I]。
3. fill out
填；充實；
eg. The chief editor said they'll publish your paper if you can just fill it out a little.
主編說，只要你把論文內容稍加充實，他們就刊登YjBo#5cKV0cFxp。
eg. f you could take some time to fill out the survey, we'd appreciate it.
如果你能夠有時間完成這份調查，我們將非常感謝Dx)yIH41xB。