• A. to neglect duty
• B. to substitute a guard
• C. to be on guard
• D. get someone when he/she is careless

Answer: Option D

Explanation:

• A. came, lived
• B. came, were living
• C. came, have been living
• D. came, had lived

Answer: Option C

Explanation:

• A. was, bite
• B. was working, bit
• C. worked, bitten
• D. was working, bite

Answer: Option B

Explanation:

• A. will live
• B. live
• C. would live
• D. used to live

Answer: Option D

Explanation:

• A. did Fleming invent
• B. Fleming invented
• C. Fleming invents
• D. hal Fleming invented

Answer: Option A

Explanation:

• A. This, is
• B. These, are
• C. These, is
• D. This, are

Answer: Option A

Explanation:

• A. much
• B. very much
• C. of the more
• D. of the most

Answer: Option D

Explanation:

• A. yourself
• B. you
• C. me
• D. herself

Answer: Option A

Explanation:

• A. significant
• B. satire
• C. familiar
• D. allure

Answer: Option A

Explanation:

• A. would read
• B. had read
• C. read
• D. was reading

Answer: Option D

Explanation:

• A. an-of
• B. a- of
• C. an-on
• D. the-on

Answer: Option A

Explanation:

• A. pure
• B. accurate
• C. useful
• D. unclear

Answer: Option D

Explanation:

• A. infrastructure
• B. infrustructure
• C. infratructure
• D. intructructur

Answer: Option A

Explanation:

• A. I saw the girl dancing
• B. I am dancing on the floor
• C. Dancing is a good exercise.
• D. The girl came here dancing.

Answer: Option C

Explanation:

• A. I could not laugh his proposal
• B. I only laughed with his proposal
• C. I could not but laugh at his proposal.
• D. I did laugh with his proposal.

Answer: Option C

Explanation: