1. keep a secret 保密
They required him to keep it a secret.
他们要求他对这事保密。
Can you keep a secret?
你能保守秘密吗?
情景对话:
A: Why did you come yesterday? 你昨天怎么没来?
B: I will tell you if you could keep a secret for me. 如果你能保密,我就告诉你。
2.supposedly 根据推测,大概,可能
This picture is supposedly worth more than a million pounds.
这幅画大概值一百万镑以上。
Supposedly, she's a rich woman.
看上去她是一个有钱的女人。
情景对话:
A: What's the weather tomorrow do you think? 你觉得明天的天气会怎样?
B: Supposedly it should be rainy. 看来要下雨。
3. descend from...起源于...,由...传下来的,是...的后代
What line of kings do you descend from?
你又是从哪个血脉继承下来的?
He is descended from Confucius.
他是孔子的后裔。
情景对话:
A: Why is she so proud of her family? 她为什么这么骄傲于自己的出身?
B: It's said she is descended from nobles. 据说她是贵族的后代。
4. make a treaty with与...签订协议
Wales made a treaty with Scotland.
威尔士与苏格兰订立了一项条约。
情景对话:
A: What's the results of the dispute? 这场纷争的最后结果怎样?
B: They make a treaty with each other. 他们双方签订了协议。
5. stay off 远离
If you stay off the bottle and cigarettes, you'll be much healthier.
如果你烟、酒不沾的话,你将会健康得多。
We must tell the children to stay off the road; the traffic is dangerous.
我们必须告诉孩子们不要靠近马路,来往的车辆很危险。
情景对话:
A: My sight seems bad recently. 我的视力最近好像下降了。
B: I think you should stay off computer. 我想你该远离电脑了。