If there were no _____examination,I should have ___much happier time at school.A.the;/ B.the;the C./;/ D.a; a 选哪个?为什么?

If there were no _____examination,I should have ___much happier time at school.A.the;/ B.the;the C./;/ D.a; a 选哪个?为什么?
If there were no _____examination,I should have ___much happier time at school.
A.the;/ B.the;the C./;/ D.a; a
选哪个?为什么?

If there were no _____examination,I should have ___much happier time at school.A.the;/ B.the;the C./;/ D.a; a 选哪个?为什么?
C,习惯用法,后一个比较级,什么也不应该加

c
都不是特指