In ____late 19th century, computers changed _____great deal and were widely used______international trade.
Some birds fly in winter and some stay in the north.
I don’t think math
To her surprise, the life she had been looking forward to to be unpleasant.
— How often do you eat out? — , but usually once a week.
— Got your driving license? — No. I too busy to have enough practice, so I didn’t take the driving test last week.