Zài / méi / yǒu / zhǔn / bèi / de / qíng / kuàng / xià / tōng / guò / zhè / chǎng / kǎo / shì / jiǎn / zhí / nán / ruò / dēng / tiān在没有准备的情况下通过这场考试,简直难若登天。Passing this exam without preparing would be extremely difficult.