Have you ever seen a doctor? If ______, what happened?
On the chairs_______, who had come to Sanming looking for jobs.
Let’s look up the word in the dictionary.Do you have one_______?
I don’t think math _______.
Problems relating to people’s livelihood have been the focus of the government, especially _______ Premier Wen Jiabao included them in his government work report last year.
—Mary works hard at English.—_______ and_______.