20.      We/ use/ art/ communicate/ 200 years.

A.      We will be u

 
 
sing art to communicate in 200 years.

B.      We will use art for communicating for 200 years.

C. We will have used art to communicating in 200 years.

D. We will be using art for communicating by 200 years.

22.      My mother/ hesitant/ use/ multimedia/ interact/ others.

A.      My mother is hesitant to use multimedia interacting with others.

B.      My mother is hesitant using multimedia to interact with others.

C. My mother is hesitant using multimedia to interact others.

D. My mother is hesitant to use multimedia to interact with others.

23.      When/ we/100 years old/ we/ communicate/ by/ telepathy.

A.      When we were 100 years old, we are communicating by telepathy.

B.      When we are 100 years old, we will be communicating by telepathy.

C. When we will be 100 years old, we are communicating by telepathy.

D. When we will be 100 years old, we will be communicating by telepathy.

24.      She/ dislike/ communicate/ message boards/ online meetings

A.      She dislike communicating through message boards and online meetings.

B.      She dislikes to communicate through message boards and online meetings.

C. She dislikes communicating through message boards or online meetings.

D. She dislikes to communicating through message boards and online meetings.

25.      We/ need/ follow/ netiquette/ when/ communicate/ online.

A.      We need to follow netiquette when communicate online.

B.      We need follow netiquette when communicate online.

C. We need to follow netiquette when communicating online.

D. We need following netiquette when communicating online.

Water pollution may result _______ the dead of marine life

1. The book _______(write) for over a year
2. Nowadays, letters _______ (send) to every part of the country by train. 

3. The project ______ (must/ finish) before May. 

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