It is essential that he ________ the task by next Friday.

A. fulfilled
B. fulfill
C. will finish
D. finishes

A terrorist group ________ responsibility for the bombing.

A. accused
B. claimed
C. demanded
D. cited

I left for the school earlier than usual this morning ________ traffic jam.

A. in terms of
B. in case of
C. for the sake of
D. at the risk of

John felt very ________ when everyone laughed at his question.

A. boring
B. complex
C. embarrassed
D. encouraged

He criticized everything and everybody, and even ________ his teachers.

A. ran over
B. ran down
C. ran against
D. ran into

In this experiment, they are wakened several times during the night, and asked to report what they ________.

A. had been dreaming
B. have been dreaming
C. are dreaming
D. had dreamt

Listen to the recording again and fill in the gaps. IKEA offers [1] ___________ goods in Shanghai, Moscow, New York and London. The company's [2] ___________ is to concentrate on the 267 existing stores and [3] _____________ them. At the moment Europe leads the market with 80% of sales, followed by North America with 15% and Asia with 5%. IKEA needs to [4] _____________ its position in the Russian and Chinese markets. Both of these markets have [5] _____________ for IKEA.There are a lot of people there who do not [6] ______________ so much, which is perfect for IKEA's concept.

Due to the growth of industries and population, many changes have taken place in our environment.

A. 随着工业化发展和人口上升，环境的很多地方发生了变化。
B. 由于工业发展和人口增长，我们的环境发生了很多变化。
C. 工业的发展和人口的增长促使许多变化出现在环境的各个方面。

Another important land pollutant is toxic waste, which is chemicals or materials that can injure or kill living things.

A. 另一种土地污染物是有毒废弃物，指的是那些会对生物造成伤害或死亡的化学物质或材料。
B. 另一个陆地污染物是外来垃圾的化学品材料，会对生物造成伤害或导致死亡。
C. 另一种污染来源是对生物造成伤害或导致生物死亡的化学废弃物。

Noise pollution has harmful effects on humans. It can affect hearing, and the ability to concentrate, to sleep and to speak.

A. 噪音污染对人类有有害影响。它会影响听力、注意力能力、睡眠和说话。
B. 噪音污染对人类有不利影响。它会影响听力，使人不能全神贯注，不能睡觉和说话。
C. 噪音污染对人类有害。它会影响人在听力，影响人在集中注意力、睡眠和说话方面的能力。