The book _______ my husband bought in Shenzhen yesterday was very interesting.

Can you please tell me something about life in the future?—Oh, maybe in the future, people will _______ by robots.

Would you go swimming with us? —____, but I’m very busy now.

When I got to school, Amy ______his homework.

Whose book is this? There is no name on it.—Let me see. Oh, it’s . I lost it a few days ago.