根据下列句子语境，从所给选项中选择合适的选项填空，所给选项中有两个多余。

A. temporary     B.treatment   C. recommended   D. achieve E. chief        F. reporter   G. majority

【小题1】Before he became the ______editor of the newspaper he was a journalist.
【小题2】The ________ of students support the idea
【小题3】The party has manifestly failed to ________ its goal.
【小题4】Caught in a heavy rain on his way home, he had no choice but to cling to a big tree for ______ shelter.
【小题5】The medical team believed that Traditional Chinese Medicine was an effective _________ for the rare disease.