U nit 1 P ub lic s i gns单元知识要点:词汇: N o smoki n g, No l it te r ing, No p arking, No cycling, N o e at ing and d rin k ing, keep o ff, Don’t touch, k ee p q u iet, m ake n oi se, walk on the gra s s, p u b l ic sig n s, o n ly fou r year s ol d, t a ke a wa l k, ask some q u es ti o ns, stay aw a y fr o m, o n th e b i r d’s cage, pic k u p, ri d e a bike, t ake ph otos, climb t h e t r ee, e up, look around, a t en-yua n note 句型:Wh at doe s t h i s/that sign m e a n
I t m e an s ‘D an ger’、Y ou s ho uldn’t ma k e noise/park/eat and d r in k/、、、Y ou sh o ul d k ee p quie t/ke e p o f f th e gr a ss、Can I …
No, y ou can’t、 Yo u s houldn’t … n o w、 C an I go in
No, you can’t 、 You must s t ay f r om the building、语法:s hou ld 表示建议,命令,义务,责任得意思,常译作“应当”或“应该”,否定形式 shou ld not (sho u ldn’t)