用适当的连接词填空
【小题1】________ we will hold a party in the open air tomorrow depends on the weather.
【小题2】________ troubles me most is ________ I don't know how to calm the sick old man.
【小题3】You say that everyone should be equal, and this is ________ I agree.
【小题4】I have no idea ________ animals have the same senses as humans.
【小题5】I am very interested in ________ he has improved his pronunciation in such a short time.