Unit 3 The Million Pound Bank Note
we don’t permit smoking in the office.
辦公室里不準吸煙。
易混辨析
let/permit/allow
let表示“允許，讓”，常用于口語中，一般不用于被動語態。后面常接不帶to的不定式作賓補。
permit和allow意思相近，都表示“允許，準許”。permit稍正式一些，多指上級對下級或長輩對晚輩的準許,語氣較強；allow多指聽任或不管教某人做某事。
高手過招
(1)單項填空
—would you permit me here?
—sorry. we don’t permit in the library.
(•12•山東青島檢測)
a. smoking; smoking b. to smoke; to smoke
c. smoking; to smoke d. to smoke; smoking
(2)用括號內所給單詞的適當形式填空 （原創）
①students are not (allow/permit)to enter the net bar.
②my mother wouldn’t let me (go) to the film.
③we don’ t allow (smoke) in our office.
④weather (permit), we’ll go outing this weekend.
解析: (1)選d。第一個空考查permit sb. to do的用法；第二個空考查permit doing的用法。
(2)①allowed/permitted②go③smoking④permitting
3. spot
vt. 發現；認出
n. 污點；斑點；地點
she was wearing a white skirt with red spots.
她穿著一件白底紅點兒的裙子。
this is the very spot where he was murdered.
他就是在這兒遭到謀殺的。
常用結構:
spot sb. doing sth. 看到某人正在做某事
on the spot = on the scene到（在）現場；當場
on the spot 當場；立即
spotless adj.沒有斑點的;極其干凈的
spotted adj. 有斑點的
be spotted with 被……點綴
she spotted her friend in the crowd.
她在人群中認出了她的朋友。
高手過招
(1)單項填空
he was hit by a falling stone and got killed .
(•12•安徽巢湖檢測)
a. on a spot b. in a spot
c. on the spot d. under the spot
(2)完成句子（原創）
①the police (發現) him driving a stolen car.