_______the Teachers’ Day ,the students are cleaning the classroom.
Though she is in her nineties, her heart seems to be ______ well.
It’s nearly eight o’clock, and the manager ______walk in at any moment.
The road _____ to the airport is lined with tall trees.
—Dad, can we go to the shop? I want to buy some sweets. —_____ . Can’t you see I’m busy at the moment?
—A traffic jam? —Yes. , the right side of the road is closed for the time being.