Mary isn't here,let's ask lucy i_______

Mary isn't here,let's ask lucy i_______
His s_____ is creative enough that everyone gets excited.
用所给词的适当形式填空
Singing English songs ______(make)me more _______interest in learning English.
How long ______ you _______(copy) the article.
按要求改写句子
The problem is difficult .I can't work it out.(改同义句)
The problem isn't easy ______ for _______ _______ work it out
Hamster are _______ _______ ________ (最不寻常的)pets.