单项选择题
A．they had to put their plan into practice B．health was more important than wealth C．heart trouble was a serious illness D．they both needed to stop working
A．know they will travel a lot B．get what they want quickly and safely C．know that everything will be just right D．always travel around the world
A．Global English Centre and Modern Language School. B．Global English Centre and the International House. C．Modern Language School and the 21st Century. D．The 21st Century and the International Hous