The room was silent. His heart pounded the way it had on their first
night together, the way it still did when he woke at a noise in the darkness and
waited to hear again—the sound of someone moving through the house, a stranger.请教句中 at 的用法。
The thermal conductivity of soil possesses the maximum values when the number of freeze-thaw cycles is zero, and from 0 to 20 freeze-thaw cycles, they continue to decrease from 1.13 to 1.04 W/m.K.老师们帮忙解答一下在这里的they是不是要改成it呢?
1, You( must have been/ Must be) a good student when you were at school. 2, Last night I saw a boy wandering on the street. He must (have been /be)lost, I thought to myself.请问这两据分别选哪一个?如果不一样的话,为什么不一样?
...hese have been very successful, and we see a significant increase in sales when we do these campaigns.这里的 campaign 是什么意思,竞赛、运动都说不通,翻译成活动也别扭,总不可能是“做活动”(减价促销)的意思吧。
...ns for potentially limitless linguistic creativity.1) a kind of 后应该用machinese复数吗?2) the teaching of grammar是什么结构? 上句中,可以换用 teaching grammar 动名词短语吗? 还是换用grammar teaching呢?3) 为什么means后不使用of, 却使用了for? ...