78. --- You _____ repay this debt this week according to the agreement. --- Don’t worry. I _______ pay it off before the deadline.
_______, when I went to town to see my sick teacher, he said to me, “I’ll come back to school again _______.”
Sweet memories ______ as I looked at the pictures _____were taken at the beach last summer.
Dr Yuan makes______ possible______ one-third more of the crop in the same fields.
The fruit ________ fresh in his fruit stand sells well.
Where was it ______ you _______ our maths teacher?