12．用所给词的适当形式填空
(1)Knives can be used to__________(cut)things.
答案：cut
(2)He is not what he used to__________(be)．
答案：be
(3)Old people are used to __________(get)up early to take some exercise in the park.
答案：getting
11 .see...off 给……送行
(回归课本P40)He insisted on walking me to the station to see me off.
他坚持护送我到车站给我送行。
归纳拓展
例句探源
①If you have to leave tomorrow，I will see you off at the airport.
如果你明天必须离开这儿的话，我会去机场为你送行。
②Her courage and good humour saw her through.
她靠着勇气和乐观的性格挺了过来。
