1.right away 立刻,马上
immediately/ at once/ without delay
I’m getting in touch with him right away.
2.at an end 结束,终结
The war was at an end.
end up with
come to an end
put an end to…
3.dig out 掘出,发现
dig out potatoes
hand out keep out the cold 使不进入,把……关在外面
find out put out a fire
work out
4.a great number of 许多,大量的
1.In the farmyards, the chickens and even the pigs were too nervous to eat.
too… to… 太……而不能
The child is too young to dress himself.
The child is not old enough to dress himself.
Never too old to learn.
2.Mice ran out of the fields looking for places to hide.
They walked in the street, talking and laughing.
3.But one million people of the city, who thought little of these events, were asleep as usual that night.

不把……当回事;觉得……无所谓
think highly of/ a lot of /much of… 对……评价很高
4.A huge crack that was eight kilometers long and thirty meters wide cut across houses and roads.
be…long/wide/tall/high
e.g.The fence is over five meters high.
The tree is a hundred feet tall.
5.It seemed as if the world was at an end.
seem to be/ do/ be doing/ have done
It looks as if…/It sounds as if…
It seems as if/ though 看起来/似乎好像……
It seems as if he were in a dream.
It sounds/ looks as if...
6.One-third of the nation felt it.
Fifty five percent of the area is covered by trees.
Two-thirds of the students in our class are boys.
country,nation,state
China is a large country.
Hearing that Lincoln was murdered, the whole nation was in deep sorrow.
The state provides free education.
7.All hope was not lost.
Not everyone likes his novel.
Both of the sisters are not here.
I don’t know all of them.
Neither of the sisters is here.
I know none of them.
both… not neither
not… both none
all… not no one/nobody
not all nothing
8.Soon after the earthquake, the army sent 150,00 soldiers to Tangshan…
9.Man himself had to make ruins of some of the city’s best buildings so that they would not be a danger to those in the streets.
danger n. 危险人物,危害
Smoking is a serious danger to health.
Police said the man was a danger to the public.
success,failure,shock,comfort
10.Amazing as it may seem, Wednesday night was a quiet night.
Although it may seem amazing, …
形/名/副+主+谓,…
Young as he is, he knows a lot.
Although he is a child, he knows a lot.
Child as he is, he knows a lot.