They were also split into a timed group and an untimed one.

他们还被分成了限时答题组和不限时答题组。

Three times I have briefed a group of civil servants in words of one syllable and each time they've sent back a totally unintelligible report, saying the exact opposite of what I asked them to say.

我向公务员一字一句布置了三回，每次他们交来的报告都不知所云，和我要他们说的刚好相反。