...er had an unpleasant experience. I
am used to traveling by air and only on one occasion have I ever felt
frightened. 2）新概念3第2课：The
big clock which used to strike the hours day and night was damaged many years
ago and has been silent ever since.书上都说：used
to 表示过去习惯...
There is but one danger which can threaten us. It is that he should strike before we are ready to do so.Another day - two at the most - and I have my case complete, but until then guard your charge as closely as ever a fond mother watched her ailing child. 1) It is that he should...这是强调...
...event you from reading or
sleeping. However you decide to
spend your time, one thing is certain: you will
arrive at your destination fresh and uncrumpled. You will not have to spend the next few days recovering from a long and
arduous journey.以上是新概念3-44：请教老师：为什么“you a...
...——Synthetic
hydrocarbonsThe hardest sector to decarbonize is
aviation. One long-term option for sustainable fuel for planes is to make
hydrocarbons from recycled air.CARS——BatteriesBatteries are energy-efficient and
electric cars can plug into existing systems and services. New solid-state
b...
...back （+in/at）：在以前的地方；回到以前的地方She was the one who had fired him from his first job back in South Africa . 她就是以前在南非的时候炒他鱿鱼、使他失去第一份工作的人。 【柯林斯COBUILD高阶英汉双解学习词典】back词条：back ...
...storm hit on
February 1. A musher named Kaasen had to brave this storm. At one point, huge
piles of snow blocked his way. He had to leave the trail（雪橇痕迹）to get around
them. Conditions were so bad that it was impossible for him to find the trail again.
The only hope was Balto, Kaasen’s ...
... may they not？ There are two questions waiting for us at the outset. The one is whether any crime has been committed at all； the second is， what is the crime and how was it committed？ Of course， if Dr. Mortimer's surmise should be correct， and we are dealing with forces outside ...
...d off to sleep. A moment later, he began to ___6___ the half-open window—one
leg went over it. The man jumped up and ___7___ the child just before he fell
out.The
___8___ woke up the woman. She seemed to be in ___9___, and then reality dawned
(显现).
“Your child has been looking for an opportu...
...to a family. Then she told me an unlucky experience of hers. One windy day Emily decided to take a risk by climbing onto the top of a hill. She set off with a backpack（背包） of 10 kilos. After a while she coughed and felt sick. Then she began to have a fever, a toothach...
... is
我觉得两句都对，您说呢？5. There was ________more than one person who got full marks in the
exam. 横线上可以填probably、perhaps或maybe 吗？6. Understand the saying "Practice makes perfect."请问这句话中的 "Practice" 大写P是否有错误，结尾的句号（.)放...
...动词用单复数均可；根据牛津词典上对population的例句：One third of the world's population consumes/consume two thirds of the world's resources；类比看来，此题用live或者lives都是可以的，为什么标准答案只给了live而lives不能作为答案呢？2.of the tota...