第108页

信息发布者：
drop litter everywhere
cut in on others
obey traffic rules
by accident
bump into sb
behave politely in public
in one's way
keep one's voice down
leave the tap running
push in before others
be similar to...
(见详解框)
give up one's free time
receive training
a great success
achieve/realize one's dream
get paid for....
donate....to people in need
be ill in hospital
as soon as possible
give a helping hand
athletes from different 
backgrounds
meaningful
homeless
closely
discussion
proper
explained
purpose
introduction
B
B
D
A
A
D
start a conversation with subjects like the weather
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