Imagine the first days in a new time zone. Slow to respond to the , your body clock is confused. You’re sleepy all day, but when it’s time for bed, you can hardly fall asleep. Obviously you are jet lag（时差反应）.
Travelers have traditionally fought this with sleeping pills or alcohol. There are actually healthier ways that can work just as 31.
For example, the moment you get on the airplane, start your biological block to the destination’s time. If it’s daytime in your destination, try to stay . Walking around the cabin（客舱） can be of help. When it’s nighttime, try to sleep. In that case, eat before the flight, an empty stomach will prevent you from sleeping. These tips will help you start a new of sleep and wakefulness.
1.A. flight B. change C. demand D. climate
2.A. suffering from B. working on C. looking into D. leading to
3.A. danger B. problem C. waste D. fear
4.A. briefly B. slowly C. suddenly D. effectively
5.A. checking B. sending C. adjusting D. stopping
6.A. awake B. alone C. hungry D. calm
7.A. though B. so C. whole D. or
8.A. understanding B. cycle C. research D. trend
When Alice was sixteen, I was the one who wanted to run away from home. It was to see the changes coming over her. She skipped school, and refused to communicate. I tried being firm, but it didn‘t . I saw a dark future for my once sweet daughter.
One school day Alice returned home very late. With a quarrel in view. I was surprised to see Alice was .
“I hope I did the right thing, Mom,”“Alice said. I saw a cat, all bloody but alive. I it to the vet’s(宠物医院), and was asked to make payment . As I couldn’t reach anyone at the phone number on the cat’s tag(标牌), I had to pay the bill.”
In the following days, the owner still couldn’t be . Alice paid the vet to continue treatment. I grew : what if the family had simply left the cat behind?
A week went by. A woman called to speak to Alice.
“She is at school,” I said.
“You have a daughter,” she said, apparently in tears.
Her family had just returned from abroad, and got a (n) from the vet. Their cat was recovering, thanks to Alice’s . “We can’t wait to hug Cuddles again,” she sobbed.
Upon her return home, Alice was filled with at the news. So was I. I learned through another woman’s eyes that my daughter was still a good person despite her teenage years. Her warm heart would surely guide her in the right direction.
1.A. pleasant B. painful C. unwise D. inspiring
2.A. remain B. match C. appear D. work
3.A. annoyed B. amused C. worried D. interested
4.A. carried B. followed C. returned D. guided
5.A. monthly B. honestly C. generously D. immediately
6.A. trusted B. contacted C. persuaded D. satisfied
7.A. active B. rude C. anxious D. proud
8.A. pretty B. grateful C. wonderful D. curious
9.A. apology B. invitation C. message D. reply
10.A. suggestion B. donation C. encouragement D. help
11.A. love B. anger C. regret D. joy
12.A. troubled B. long C. boring D. quiet
—Hello Jenny, can I see Ms. Lewis?
—____. I’ll tell you’re here.
A. With pleasure B. Never mind
C. You’re welcome D. Just a minute
He wrote many children’ s books, nearly half of____ were published in the 1990s.
A. whom B. which C. them D. That
In my hometown, there is always a harvest supper for the farmers after all the wheat____ cut.
A. will have been B. will be
C. was D. has been
You ____ be Carol. You haven’t changed a bit after all these years.
A. must B. can C. will D. shall
