根据所背书的内容补全所缺的单词，每格不限填一个单词。
M9 U5:
Do you know how many advertisements you     in your daily life? …Evensome of the casual garments we wear have brand names      them which      walking advertisements. With so many messages from…Then we can      by them.
NC 43:
Insuring public or private property is      in most countries. …     , the bigger the risk an insurance company takes, the higher the premium you will have to pay….    , it was an unusual pie dish, for it was eighteen feet long and six feet wide.
NC 44:
Train compartments soon get cramped and     . … Reading is only    . …At night, when you really wish to go to sleep, you      .