U 9 E 12 CB

UNIT 9 E 12 CB
The Sahara contains complex linear dunes that are ________ by almost 6 kilometers.
a. developed b. separated c. lay d. located
A _______ is a landscape or region that receives very little precipitation.
a. dune b. desert c. sandy area d. shrub land
Deserts are often composed of ________ and rocky surfaces.
a. water b. trees c. oil d. sand
After Peter had returned from the Sahara desert, he was confined to bed by a ________ disease.
a. mystery b. mysterious c. mysteriously d. mysteriousness
Most deserts are enormous sandy areas.
a. mysterious b. narrow c. immense d. aerial
Camels were often used _______ transportation by people of the desert.
a. as b. with c. to d. about
If the deserts are ________ managed, there may be troubles for scientific expeditions.
a. loose b. loosen c. loosening d. loosely
Deserts take ________ one-third of the Earth`s land surface.
a. up b. on c. over d. after
I want to work as an interpreter in the future, ________, I am studying Russian at university.
a. but b. so c. however d. therefore
I am going shopping for food this evening, ________ I do not have to go at the weekend.
a. so b. but c. however d. moreover
I went to buy a Rolling Stones CD, ________ the shop didn`t have it.
a. and b. but c. therefore d. so
We have not yet won; ________, we will keep trying.
a. moreover b. however c. therefore d. so as
The first part of the test was easy; the second, ________, took hours.
a. therefore b. but c. so d. however
Polar bears are beautiful animals; _______, they are wild and unpredictable in nature.
a. despite b. however c. so d. therefore
You do not have to be afraid of bear, _______ educating yourself about the dangers can help keep you safe.
a. but b. so c. therefore d. although
Yesterday, I had to learn all day for my French final. _______, I did not get to sleep until after midnight.
a. Nevertheless b. However c. Therefore d. But
Mrs. Lindon has ________ that she is unable to get a job.
a. but not enough education b. so little education
c. however little education d. such little education
II. ERROR CORRECTION:
The stereo didn’t work, so that Vicky took it back to the shop. (so)
A B C D
Desert is a large area of land that has very little water however very few
A B C
plants growing on it. (and)
D
Rain falls occasionally in deserts so desert storms are often violent.
A B (but) C D
Deserts may have underground springs, rivers, or reservoirs they lie
A B
close to the surface, or deep underground. (that / which)
C D
Disease, pollute, and limited distribution are factors that threaten
A (pollution) B C D
various plant and animal species.
III. WRITING:
If Jim had been paying attention, he would have heard the question.
Jim was paying attention, but he did not hear the question.
Jim was not paying attention and he did not hear the question.
Jim was not paying attention, but he heard the question.
Jim was paying attention and he heard the question.
Slippery as the roads were, they managed to complete the race.
a. The roads were so slippery that they could hardly complete the race.
b. The roads were slippery but they managed to complete the race.
c. The roads were slippery so they could hardly complete the race.
d. The roads were so slippery; therefore, they could hardly complete the race.
They decided to go for a picnic though it was very cold.
a. Because it was very cold, they decided to go for a picnic.
b. However cold it was, they decided to go for a picnic.
c. If it had been cold, they would not have gone