重點講解：
1. pull the plug on sth.
停止；中斷；取消；
eg. The banks have the power to pull the plug on the project.
銀行能讓該工程下馬fbj_M65%NSqDV[g+J8f。
eg. Finally the president to pull the plug on selling this medicine.
最后，總裁決定停止銷售這種藥品4x5xflDD&=t27M+T。
2. switch off
關掉，關上（電燈等）；
eg. Please switch off all mobile phones, since they can interfere with the aircraft's navigation systems.
請您關掉手機，因為它會影響飛機的導航系統,ElR%YsV-ml2C*6[]。
eg. In case of operation failure, please switch off the power.
如發現異?；虿僮饔腥魏螁栴}，請務必先切斷電源6d|J.]_2,F=Sd+c。
3. do sb. a favor
恩惠；幫忙；
eg. I request you to do me a favor.
請你幫我一個忙L;c-S8g-9S!eIT。
eg. Could you do me a favor? My computer suffered from computer virus.
能幫幫我嗎？我電腦中病毒了O*Oe*F7(EL#cYXodp。
4. light up
現出吃驚的神情；露出喜色；
eg. You should see his eyes light up when he talks about home.
你真該看看他談到家的時候眼睛放光的模樣qj-xA(G9QURq。
eg. She was relieved to see his face light up with a boyish grin.
看到他臉上現出孩子氣的笑容，她總算松了口氣md|A2CH);0T0(。