You can be sure of _____ you have at present ; you cannot be sure of something_______you might get in the future .
My mother suggested that she _____ me to the hospital, where I received good medical treatment.
Mr Ma is the person _____ we learned how to write with brushes.
The _______ boy made the police and his family _______.
He did not go to school yesterday ___________the heavy rain.
Tom has gone to Shanghai,_____ is in the east of China.