17.B)请根据句意从方框中选择合适的词,并用其适当形式填空,使句子通顺.
51.ThesecondYouth Olympic Games will be held in Nanjing between August 16and 28,2014.
52.You won't be welcomed by anyone if you behave soimpolitelyin public.
53.It was evenfoggierthis morning.As a result,all the highways were closed.
54.This year's new policy of the high school recruitment(招生) can lead to a better balanceddevelopmentof education.
55.The storiesthemselves are not very interesting,but the music sounds wonderful.
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| polite fog develop two they |
52.You won't be welcomed by anyone if you behave soimpolitelyin public.
53.It was evenfoggierthis morning.As a result,all the highways were closed.
54.This year's new policy of the high school recruitment(招生) can lead to a better balanceddevelopmentof education.
55.The storiesthemselves are not very interesting,but the music sounds wonderful.