Ⅰ. 用适当的情态动词或其他动词形式填空(必要时用其否定形式)
1. Robert’s new book about space exploration is fantastic. You simply must read it.
2. For example, in 2007, a boy died in Washington when a tooth infection spread to his brain. It might have been prevented if he had received (receive) the dental(牙齿的) care he needed.
3. If your kids say they have to skip chores because it’s time they dealt/should deal (deal) with their homework, you’d better not let them off the hook.
