• A. were working
• B. had worked
• C. work
• D. will work

Answer: Option A

Explanation:

• A. wait
• B. to waiting
• C. to have waited
• D. waiting

Answer: Option D

Explanation:

• A. the art of writing
• B. the science of human thoughts and reading minds
• C. the art of politics
• D. stealing someone else's ideas and passing them off as one' s own

Answer: Option D

Explanation:

• A. He is liked by all his pupils.
• B. he was liked by all his pupils.
• C. He is like by all his pupils.
• D. He is being liked by all his pupils.

Answer: Option A

Explanation:

• A. The lion roared and said to the mouse why he wake him up?
• B. The lion roared and asked the mouse how it dared to wake him up
• C. The lion said the mouse why it got him up?
• D. The lion questioned the mouse how it dared to wake him up?

Answer: Option B

Explanation:

• A. He copied the answer word by word.
• B. he copied the answer word
• C. He copied the answer word for word.
• D. he copied the answer word in word

Answer: Option C

Explanation:

• A. I will be oblige to go
• B. I will have obligd to go
• C. I shall be obliged to go
• D. I am obliged to go

Answer: Option C

Explanation:

• A. She studied bad
• B. She was a badly student
• C. She took it regularly
• D. She failed to study properly

Answer: Option D

Explanation:

• A. Aren't we
• B. have not we
• C. shall we
• D. shouldn't we

Answer: Option C

Explanation:

• A. raise
• B. rise
• C. risen
• D. rose

Answer: Option A

Explanation:

• A. decay
• B. increase
• C. reduce
• D. impediment

Answer: Option B

Explanation:

• A. phenomenon
• B. phanonmanon
• C. phenomemnon
• D. phomena

Answer: Option A

Explanation:

• A. aanoying
• B. having annoyed
• C. being annoying
• D. annoyed

Answer: Option A

Explanation:

• A. Reduces the number of wild animals
• B. Exposes passengers and drivers to radiation
• C. Causes biological disasters
• D. Increases the risk of diseases

Answer: Option D

Explanation:

• A. Is an unmixed blessing
• B. Has caused serious hazards to life
• C. Has produced powerful chemicals
• D. Has benefited highly developed nations

Answer: Option C

Explanation: