I.单句语法填空（每空1分，共20分）
1.Being unable to support such a large family on their own, her parents had her 8-month-old brother ___________(adopt).
2.The project _________(aim) to remind people of environmental protection is welcomed among the public.
3.The Impressionist paintings are accepted as the beginning of ________ we call “modern art”.
4. ___________(nature),new inventions and social changes led to new painting styles.
5.If only I ______________ (follow) his advice that day.
6.It is time that we ____________ (send) him to hospital.
7.I make a proposal that a meeting ____________ (hold) next week.
