几道英语题,请高手帮忙

几道英语题,请高手帮忙
1.The number of wild animals in the world is getting_________
A.smaller and smaller
B.higher and higher
C.more and more
D.less and less
2.Mother was very _______tomorrow.If it _______,I won't go hiking.
A .thank,for
B.thankful to,for
C.thankful for,to
D.thanked,to
3.Sometimes I chat with my friends sometimes=_________
A.sometime
B.some times
C.from time to time
D.for the time being
4.A:Can you help clean the window?
B:__________
A.I'like to
B.Sure,it's a clean window
C.That's all right
D.It'snone of your business
5.Fireworks ________to the attraction of the festival night.It was really an exciting moment.(addition)