I was so lucky that I met ______ European man on Three Gorges Square yesterday, and we had ______ happy conversation.
Jeans are too tight , so I _________ trousers.
Usually, it’s easier to make ________ decision than to take ______ action.
We must ________ ourselves _______ our work.
He hardly worries about his English, _______ ?
Red is often _______ celebrations in China.