Why don’t you review what you have learned early _____ you don’t have to hurry before the exam?A. even though B.ever since C. so that
—When _________ personal computers _____________? —In 1976.
—Must I finish my work today? —No, you ____________. You _____________ finish it tomorrow.
I think the Great Wall is _________ unusual wonder in the world.
--- Thanks for offering us so many useful materials. --- _________________________。.
---I have never visited the Palace Museum in Beijing. ---_________________________.