A. pleasant B. worthwhile C. lanes D. complaints E. appreciate F. hit G cold H. sample I. rising , J . differently K. identically |
I am not an enthusiastic air traveler. Bustling through airports, getting checked by security, and standing in lines leave me
That flatness poses an unexpected challenge when there's nothing to step behind. Eating on the road can also be a challenge. For basic food, Anthony and I relied on Subway sandwich shops, which offer the same reliable fare(饭菜) at every location. While not exactly a
In contrast to airport excursions, which often feature conflicts and even confrontations, our trip was entirely
As it turned out, the greatest source of stress was the frequent reminder that my son changes
A.power B.days C.unique D.connected E.young F.priority G.effectively H.exposed I.monitor J.settings K.suffer |
Raising a teenager today can be a challenging job. Long gone are the innocent
Today’s teens spend an average of 7.5 hours a day
However, protections such as parental control
One of the best of these new services is TeenSafe.com. It’s an online service that allow parents to
creation composer view inspire graduate with study make musical effort stage clerk see function board |
The virtual choir was the idea of award-winning
In 2009, Whitacre received a video of a girl who was singing one of his works.
A. locals B decrease C. experienced D.positive E.popularity F.efficiently G. focus H. increase I. respectful J. protect K.fiercely |
Eco-tourism involves people travelling to beautiful but environmental sensitive place. Such trips are usually carried out with a(n)
It is obvious that eco-tourism is beneficial in many aspects. First, all the money spent by the tourists is used to
Compared to normal tourists, eco-tourist use energy more
Two things are needed to make eco-tourism a success. First, it should be done in small groups. And second, because it requires great effort, both eco-tourists and
A. peaked B. faintest C. factor D. accumulating E. masked F. expands G. lighten H. tricky I. phenomena J. unimaginable K. emitted |
Astronomers measure total starlight
All the light from all the stars that have ever existed. It is a quantity of
From the earliest,
The astronomers based their calculation on measurements of the extragalactic background light (EBL), a cosmic fog of radiation that has been
The latest observations, collected over nine years by Nasa’s Fermi space telescope, use the light from blazars—super—massive black holes that emit powerful jets of gamma rays—as beacons (信号灯) to
One added complication was that, while starlight is accumulating over time, the cosmic fog is simultaneously being diluted as the universe
The measurements suggest that star formation
A.kill B.connection C.powered D.manufacturer E. potential F.expected G.catch H.developed I. reported J. react K.measured |
Love it or hate it, flying is necessary if we want to get to a faraway destination (目的地). For those of us who love to read e-books or listen to music on our phone to
This is because Chinese airlines didn’t allow smartphones to be
During the study, Kenny Kirchoff, a Boeing engineer,
Many Chinese airlines are now
in addition turn one’s back break down a variety of live in harmony run out maintain friendships be concerned with |
A
Friendship clubs provide a platform for people to take part in
B
Nature is our home. Humans and other living things on the planet couldn’t survive without the resources that come from nature. We should take care of our “home” before it’s too late. If we keep overusing and destroying nature, it will finally
A. Kindness B. saved C. stopped D. surprise E. daughter F. stranger G. unable H. dead I. pulled J. mechanic K. explained |
I was halfway across Indiana headed home to Kentucky when my car broke down. My phone was
I sat alongside my car for several hours trying to beat the heat when an older gentleman
Right then and there, this total
be fond of emerge influential in particular purchase realistic subjective theme |
Unlike the earlier Realists who painted in a
A. estimates B. lack C. potential D. crucial E. transforms F. rejected G. anxiety H. unemployed I. routine J. impact K. affects |
Joblessness is far more than an economic misfortune. It can be psychological disaster for the