用所给词的适当形式填空:Tom: __________ you __________ (bring) your bathing suit with you?Bob: Yes, I am going to show you how much I__________ (improve).
I admired my classmate Lisa very much. ______ her prettiness, she was smart and helpful.
_______ about wild plants that they decided to make a trip to Madagascar for further research.
My father has worked for 20 years in the field of medicine, so he has_______ a huge amount of experience.
My grandfather is always thinking for others. In other words, he is always ____.
_______caused the accident is still a complete mystery.