• A. Lead
• B. Lithium
• C. Mercury
• D. Silver

Answer: Option B

Explanation:

• A. it dissolves the impurities of water
• B. it is a reducing agent
• C. it is a sterilising agent
• D. it is an oxidising agent

Answer: Option D

Explanation:

• A. 69
• B. 78
• C. 96
• D. cannot be determined

Answer: Option A

Explanation:

• A. beyond system
• B. without order
• C. a state of total confusion and lack of order
• D. stark darkness

Answer: Option C

Explanation:

• A. the chances of being successful
• B. events in the future
• C. future programmers
• D. visions

Answer: Option B

Explanation:

• A. realize
• B. see
• C. apprise
• D. praise

Answer: Option A

Explanation:

• A. hugely
• B. a large number of amount of
• C. excessive
• D. an unexpected amount

Answer: Option B

Explanation:

• A. to become unmanageabel
• B. to stop working correctly
• C. to turn upside down
• D. to expect a mistake

Answer: Option B

Explanation:

• A. Our lives have been made a tremendous impact on by computers.
• B. A tremendous impect has been made on our lives by computers.
• C. A tremendous impect have been made by computers on our lives.
• D. By computers our lives have been made a tremendous impact.

Answer: Option B

Explanation:

• A. Disaster will strike for the failure of one small programme.
• B. There will be disaster striking one small programme failing.
• C. Failing of one small programme means disaster striking
• D. One small programme failing leads to striking of disaster.

Answer: Option A

Explanation:

• A. As they will bring a log of benefits, they will also increase the potential for unimaginable chaos.
• B. Although they will bring a log of benefits, they will increase the potential for unimaginable chaos.
• C. They will also increase the potential for unimaginalbel chaos because they will bring a lot of benefits.
• D. Since they will also increase the potential for unimaginable chaos, they will bring a lot of benefits.

Answer: Option B

Explanation:

• A. to be careful about the benefits of technology
• B. to be totally dependent on technology
• C. to control technology
• D. to be controlled by technology

Answer: Option C

Explanation:

• A. optimistic
• B. pessimistic
• C. critical
• D. confused

Answer: Option A

Explanation:

• A. Computers have made a termendous impact on our lives.
• B. In the future, we will have more sophisticated computers
• C. There is a certain inevitbility that technology will prograss and become increasingly complex.
• D. They will bring a lot of benefits but they will also increase the potential for unimaginable chaos.

Answer: Option C

Explanation:

• A. system
• B. order
• C. peace
• D. calm

Answer: Option B

Explanation: