Lucy looks blue today.— Yes, but I don’t know what it is________makes herso upset. [ ]

What are you doing ,Jack? —I’m making a model carI _______ it in the science class at 10 o’clock tomorrow morning

_ my money, he borrowed my tennis r

Many died or returned home, but most remained in California to________a life for themselves in thenew towns or on farms. [ ]

It brought child poverty to the________of the public，and for this reason alone it is a very impotant novel.