1704958631
It‘s a long time since I met you last.上次见到你以来已经很久了。(好久不见了。)
1704958632
1704958633
How long is it since you were in London?你到伦敦有多久了?
1704958634
1704958635
It‘s just a week since we arrived here.我们到达这里才一个礼拜。
1704958636
1704958637
在since引导的从句中在多数情况下谓语都用一般过去时:
1704958638
1704958639
We’ve been friends ever since we met at school.自从我们在学校遇见以来一直是朋友。
1704958640
1704958641
Since I was a child I have lived in England.我从小就住在英格兰。
1704958642
1704958643
有时从句中谓语可用完成时态:
1704958644
1704958645
I haven’t seen you since I have been back.我回来后一直未见到你。
1704958646
1704958647
It’s a considerable time since I have spoken to you on these matters.有相当多时间我没和你谈这些事了。
1704958648
1704958649
You’ve drunk about ten cups of tea since you‘ve been sitting here.从你坐在这儿起你已喝了十杯茶了。
1704958650
1704958651
They hadn’t seen much of each other since Betty (had) moved away.自从贝蒂搬走以来,他们就不常见面了。
1704958652
1704958653
since还可表示“因为”、“既然”、“由于”:
1704958654
1704958655
Since we’ve no money, we can’t buy it.因为我们没有钱,我们就买不了它了。
1704958656
1704958657
Since you are going, I will go too.既然你去,我也要去。
1704958658
1704958659
I’m on a diet, since I put on weight easily.由于我很容易长胖,我现在在节食。
1704958660
1704958662
817 sink—sank—sunk—sunken
1704958663
1704958664
sink作动词时表示“下沉”、“下陷”、“击沉”:
1704958665
1704958666
The boat was sinking.船正在下沉。
1704958667
1704958668
The sun was sinking as we turned for home.我们转身回家时太阳正在西沉。
1704958669
1704958670
过去式为sank:
1704958671
1704958672
The ocean liner Titanic sank in 1912.远洋巨轮泰坦尼克号是1912年沉没的。
1704958673
1704958674
His foot sank in the mud.他有一只脚陷在泥里了。
1704958675
1704958676
过去分词为sunk:
1704958677
1704958678
The foundations have sunk.地基下沉了
1704958679
1704958680
The leading craft was sunk by the artillery.前面的舰只被炮火击沉。
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