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¡¡¡¡in 100 years=100 years later=100 years from now
¡¡¡¡(Ò»¶Îʱ¼ä+from now)
¡¡¡¡live to be 200 years old live===lived
¡¡¡¡study at home study===studied
¡¡¡¡fall in love with sth. ( Fall-fellµô feel-felt¸Ð¾õ)
¡¡¡¡keep a pet parrot keep===kept