单项选择题
A．He’d like a piece of pie. B．He’d rather stay in the warm room. C．He’d like some coffee. D．He’s just had dinner with his friends.
A．It helps improve their safety. B．It helps them fight their predators. C．It allows them to swim faster. D．It allows them to avoid twists and turns.
A．She wrote poetry that broke through national barriers. B．She was a talented designer of original school curriculums. C．She proved herself to be an active and capable stateswoman. D．She made outstanding contributions to children’s education.