question:
The reference software in C language was later published as a freely available ISO standard.
When was the reference software approved?

answer: no

question:
The teacher-pupil ratio for primary schools in Tuvalu is around 1:18 for all schools with the exception of Nauti School, which has a teacher-student ratio of 1:27.
How long are females required to go to school?

answer: no

question:
In suffix pairs, a different infinitive ending is added to the perfective stem; for example, the perfective verbs koupit (to buy) and prodat (to sell) have the imperfective forms kupovat and prodavat.
What does a perfective verb have added in prefix pairs?

answer: no

question:
A tow tractor pulls the aircraft to one of the airbridges, The ground power unit is plugged in.
What keeps the electricity running in the plane when it stands at the terminal?

answer:
yes