17.bury v.埋藏
例句:The pirates buried their treasure.
海盜埋藏了他們的財寶。

18.power station 發(fā)電站,發(fā)電廠
例句:There is a power station.
這兒有個發(fā)電站。

19.politely adv.有禮貌地;客氣地
例句:He thanked me politely.
他很客氣地向我表示感謝

20.grin n.露齒而笑
例句:She grinned foolishly at him.
她咧著嘴對他傻笑。

21.contain v.包含;含有;容納
例句:The jar contains ten glasses of water.
這只大口瓶能裝十杯水。

22.clear adj.明白清楚的
例句:We could see fish in the clear water.
我們看到清澈的水中有魚。

23.iron n.熨斗
例句:If the iron is too hot, it can damage the material of the garment.
如果熨斗太熱,會損壞衣料。

24.switch v.開或關(guān)(電器)

25.off adv.不連接;不工作

26.switch off 關(guān)(電燈、機器等)
例句:He switched the light off.
他關(guān)上電燈。

27.lock v.(用鎖)鎖上
例句:See that the door is locked before you go to bed.
睡覺前切記把門鎖上。

28.test v.試驗
例句:The doctor tested his ears.
醫(yī)生檢查他的耳朵。

29.encourage v.鼓勵
例句:She encouraged him to talk to her.
她鼓勵他與她交談。

30.behave v.表現(xiàn)
The young lady behaved courageously in the face of danger.
那位年輕女士面對危險表現(xiàn)得十分勇敢。

31.polite adj.有禮貌的
例句:He's always so polite to people.
他對人總是非常有禮貌。

32.staff n.全體職工
例句:He's got some experts on the staff.
他的職員中有一些專家。

33.customer n.顧客
例句:The store has a lot of regular customers.
這家商店有許多老主顧。