22.It rained a lot during their journey, so they_________have had a good time.
---Were you satisfied with the exam result? ---Not a ______. I should have done much ______.
It's no such ____ long distance from here to ____ supermarket. We can walk there.
The quality of the teachers will influence the students,and ________, the quality of the students will influence the teachers.
That was the last time I saw my father before he _____.
The experiment __to be .