According to the new law, the people found ________ “harmful” advertisements on the streets will be punished strictly.
Mother’s Day, which accounts for a one-quarter of annual holiday purchases, according to the Society of American Florists, is ________ the day when flowers are delivered to the doorsteps of many mothers.
Not only are students in China suffering from this problem, but kids in the United States are also ________ heavy school bags..
Kroc was a salesman who met the McDonald brothers in 1954, when he _______ milkshake-mixing machines.
It was on the plane _____ I was travelling to Japan _____ I came across my former teacher.
We should well balance our work and relaxation, and ____________, as everybody would agree , can we have a good state of mind.