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The student hid in an archway nearby where he could watch and hear everything that went on.
定语从句，where关系副词，先行词是archway
定语从句中又套一个定语从句，先行词everything在从句中做主语
Sure enough, a policeman arrived on the scene and politely asked the workmen to go away.
并列谓语
When he received a very rude reply from one of the workmen,he threatened to remove them by force.
时间状语从句
rude
新概念二70课
The bull was busy with the matador at the time, but it suddenly caught sight of the drunk who was shouting rude remarks and waving a red cap.
The workmen told him to do as he pleased and the policeman telephoned for help.
并列句
please.v.often used after ‘as’or‘what’‘where’etc.to mean ‘to want’‘to choose’or ‘to like’to do sth 想，选择，喜欢
新概念二63课
Jeremy was a little disappointed by this but he did as his daughter asked.
Shortly afterwards, four more policemen arrived and remonstrated with the workmen.
并列谓语
As the men refused to stop working, the police attempted to seize the pneumatic drill.
as引导原因状语从句
attemp
新概念三8课
Despite the new tunnel, there are still a few people who rashly attempt to cross the Pass on foot.
The workmen struggled fiercely and one of them lost his temper.
并列句
temper
新概念二78课
I had all the usual symptoms of someone giving up smoking: a bad temper and an enormous appetite.
新概念二83课
This time, the policeman lost his temper.
He threatened to call the police.
At this, the police pointed out ironically that this would hardly be necessary as the men were already under arrest.
宾语从句
宾语从句中套原因状语从句，as引导
point out
新概念三36课
Franz poured scorn on the idea, pointing out that his brother had been killed in action during the war.
poured scorn on the idea,也是冷嘲热讽地指出
Pretending to speak seriously, one of the workmen asked if he might make a telephone call before being taken to the station.
现在分词结构做伴随状语
宾语从句，if连接的疑问句间接引语，是否
Permission was granted and a policeman accompanied him to a pay phone.
并列句
Only when he saw that the man was actually telephoning the police did he realize that they had all been the victims of a hoax.
only+状语从句放句首，后边主句谓语动词倒装
新概念二79课
only on one occasion have I ever felt frightened.
新概念三60课
Only in a sparsely-populated rural community is it possible to disregard it.