1、课时作业18Learning about Language & Using Language.单词拼写1Opinions vary (不同) from individual to individual.2There is a diversity (多样性) of choice in education.3Time is precious. I can only spare you a few minutes.4The badlywounded soldier was unconscious from his loss of too much blood.5I used to be anxiou
2、s about my child when it was time for him to come back home but he didnt.6In order to make their shops popular, many shopkeepers guarantee satisfaction to customers.7We dont know absolutely that the project will succeed, but we can do our best.8The protests became more violent and many people were p
3、anicked into leaving the country.9The chairman asked me to express our appreciation of all your help.10It can be difficult to evaluate the effectiveness of different treatments.用恰当的介、副词填空1Changbaishan is home to the northeast tiger.2The beach is bathed in sunshine.3The nature reserve is still kept i
4、n its natural state.4The lake is 2,194 metres above sea level.5The teacher glanced at the girl drawing under the tree, wondering who she was.6I was anxious about the children when they didnt come back home from school on time.7The manager glanced through the report.选词填空vary from.to., glance through,
5、 give birth to, have a gift for., get into a panic, be anxious about, be rewarded with., a diversity of.1The old man got_into_a_panic when he found the door was open.2She is_anxious_about the safety of her daughter.3The boy is very clever and has_a_gift_for art.4This nature reserve is home to a_dive
6、rsity_of rare plants and animals.5She gave_birth_to a baby last night.6Glance_through the text and then answer the following questions.7The situation varies slightly from country to country.8Everyone who reached the summit was_rewarded_with a magnificent view.句型转换1India is the home of elephants and
7、tigers.India is home to elephants and tigers.2In winter the surface freezes over.In winter the surface is covered with ice.3The baby was born in the hospital this morning.The young woman gave birth to the baby in the hospital this morning.4Besides dancing, the little girl can also sing.The little gi
8、rl can not only dance but also sing.5I was so lucky that I was in time to see the famous writer.I was lucky enough to be able to see the famous writer.6In hot summer days, people like to go swimming in cool water.In hot summer days, people like to swim in cool water.完形填空Scientists have searched for
9、many years for a _1_ to tell whether a volcano _2_ will be small or large. Now, four scientists say they have discovered something in _3_ that will help do this. They _4_ the research on Mount Unzen on the southern Japanese island of Kyushu.Mount Unzen exploded _5_ November, 1990. Since then, more e
10、xplosions have _6_ 43 people and destroyed the homes of more than 2,000 others. The volcano is still _7_ today.The scientists say the lava of the volcano _8_ high level of an element (元素), _9_ is a sign of the presence of the lava from deep in the earth, not from the surface. They say it shows that
11、the lava _10_ directly from inside the earth is _11_ with huge explosions instead of smaller ones.The scientists examined the lava from 18 explosions of Mount Unzen that took place during many _12_ of years. They _13_ studied the lava from other volcanoes in the area that are older than Mount Unzen.
12、 The lava studied came from _14_ large and small explosions. The scientists found that large explosions contained _15_ of the element than small _16_. The scientists say if they _17_ this two years earlier, they _18_ the people living in the area _19_ Mount Unzen and saved many _20_.1A.glance Bmetho
13、dCmotor Dpanic答案：B解析：从“to tell whether a volcano.”看出科学家在寻找预测的方法。method意为“方法”。2A.eruption BclimateCaspect Ddistrict答案：A解析：从“will be small or large”看出要讲火山爆发的规模大或小。eruption意为“爆发”。3A.lung BashClava Dcrater答案：C解析：从下文看出科学家在研究火山熔岩中的成分。lava意为“熔岩”。4A.stated BteasedCcompared Ddid答案：D解析：do the research意为“做研究”。
14、5A.in BonCfrom Doff答案：A解析：在某个月份用介词in。6A.quitted BcommittedCfocused Dkilled答案：D解析：与“destroyed the homes of more than 2,000 others”并列，应说killed 43 people。7A.active BabstractCridiculous Dmental答案：A解析：从“still”看出火山仍然是活跃的。8A.tries BmanagesCstresses Dcontains答案：D解析：科学家说这种火山熔岩中包含一种大量元素。contain“包含”。9A.which B
15、thatCif Dwhen答案：A解析：which引导非限制性定语从句。10A.going BcomingCending Blosing答案：B解析：coming directly from inside the earth“直接来自地球内部”。现在分词短语作后置定语。11A.decreased BboredCswallowed Dconnected答案：D解析：直接来自地球内部的熔岩是与大规模的爆发连在一起的，而不是小规模的。be connected with意为“与连接在一起”。12A.hundred BtenCnumber Dthousands答案：D解析：during many tho
16、usands of years“数千年间”。13A.also BeitherCtoo Das well as答案：A解析：他们也研究其他火山的熔岩。also用于谓语动词之前；either用于否定句；too用于句末；as well as 连接并列成分。14A.one BneitherCboth Dthree答案：C解析：both和and连用，表示“两者都”。15A.more BmuchCless Dfew答案：A解析：从上文看出较大的火山爆发含有更多的某种元素。more.than.“比更多”。16A.that BthoseCones Dthis答案：C解析：ones代替上文的explosions
17、。17A.knew Bhad knownCknow Dhave known答案：B解析：此处是与过去事实相反的虚拟条件状语从句。从句谓语动词要用had done的形式。18A.warn Bcould have warnedCwill warn Dcan warn答案：B解析：此处是与过去事实相反的虚拟语气的主句，谓语动词要用could have done的形式。19A.on BnearCaway Dbesides答案：B解析：此处指near“靠近”火山生活的人。20A.lives BdeathsCbeliefs Dcities答案：A解析：可能拯救了很多人的生命。life作“生命”讲时，是可数
18、名词。.语法填空A volcano is formed when great heat melts the layers of rock below the earth. The molten rock _1_ (call) lava. Lava may cover the land for miles around a volcano.Have you read about the fierce volcano Vesuvius in Italy?The city of Pompeii was _2_ the foot of Mt Vesuvius. In the year 79AD, a
19、young Roman boy Pliny _3_ later became a very famous Roman historian was visiting his uncle in Pompeii. One day he saw a(n) _4_ (frighten) sight. It was a very large dark cloud. This black cloud rose high into the sky. Rock and ash flew through the air. _5_ Pliny saw was the eruption of the volcano.
20、When the volcano first erupted, many people were able to flee the city and escape _6_ (die). Unfortunately, some unlucky people who were left behind were buried alive under the volcanic ash. When the threeday eruption was over, Pompeii was _7_ (complete) buried.In 1748 when an Italian farmer _8_ (di
21、g) on his farm, he uncovered a part of a wall of the ancient city of Pompeii. Soon archaeologists began to dig in the area. _9_ time went by, much of the ancient city of Pompeii was uncovered. Today tourists come from all over the world _10_ (see) the ruins of the famous city of Pompeii.1is_called2.at3.who/that4.frightening5.What6deathpletely8.was_digging9.As10.to_see
