V. Write the correct tense or form of the verbs in brackets.

1. Information technology__has changed____ (change) over the past years due to user expectations.

2. _Will you still be planting ___ (you/ still plant) the trees if I join you at 3.30 this evening?

3. If we__had____ (have) flying vehicles now, we could solve the problem of traffic jams.

4. John J. Stone-Parker__patented___ (patent) his invention when he was 4 years old.

5. The Computer mouse____was invented_____ (invent) by Douglas Engelbart in 1964.

6. They said that they__haven’t been_____ (not be) to the art gallery for a long time.

7. I strongly believe there __will be_____ (be) huge changes in the way we live in 10 years’ time.

8. The planet Mars__has been explored____ (explore) remotely by spacecraft since the late 20th century.

9. The teacher told us that we__might______ (may) choose any subject that we __like_____ (like) best.

10. When I called Jane at 4 o’clock yesterday evening, she said she_was working____ (work) then.

11. My brother is very creative. He is fond of__writing_____ (write) poems and stories.

12. He planned__to turn out_____ (turn out) minor inventions every ten days.

abundant  -  plentiful

cut down  -  reduce

go up  -  increase

fresh  -  clean

energy  - calorie

 fix  -  repair

crowded  -  busy

***This is all I can do. The rest is corrupted.

Choose the word that has a different stress pattern from the others. 

1. A. traffic                         B. dancer                     C. cycling                      D. balloon

2. A. famous                       B. gripping                  C. complete                 D. boring

3. A. obey                           B. enter                        C. answer                   D. listen

4. A. gather                         B. station                     C. safety                      D. machine

5. A. pollution                     B. enormous                C. interesting              D. abundant

6. A. megacity                  B. education                 C. overcrowded           D. malnutrition

7. A. enough                      B. affect                       C. narrow                      D. require

8. A. peaceful                     B. labour                      C. diverse                     D. wealthy

9. A. physician                   B. criminal                    C. average                   D. skyscraper

10. A. homeless                  B. violence                   C. skyscraper                D. describe

11. A. machine                   B. carbon                     C. harmful                     D. turbine

12. A. generate                   B. natural                    C. effective                    D. energy

13. A. limit                          B. replace                    C. panel                         D. hydro

14. A. recycle                     B. pollution                 C. abundant                     D. biogas