Exercise 12. Choose the word or phrase among A, B, C or D that best fits the blank space in the following passage. Rescue robots (1) hi-tech

Exercise 12. Choose the word or phrase among A, B, C or D that best fits the blank space in the following passage.
       Rescue robots (1)  hi-tech toys, but we are now using more robotic planes, helicopters. We can use them after storms, earthquakes, or fires to provide us with important (2)               . They have cameras and microphones that help rescue workers understand how much damage (3)                    and (4)       where the victims are. These planes work (5)            between 30 and 120 metres in the air and they can rescue people in somewhere very dangerous.
1.   A. look                     B. look like                      C. looks like        D. look at
2.   A. information              B. newspapers                            C. ideas              D. thing
3.   A. there                   B. it was                            C. there has        D. there is
4.   A. find                      B. find out                      C. finds               D. finds out
5.   A. much                   B. more                            C. the best                   D. best
Exercise 13. Choose the word or phrase among A, B, C or D that best fits the blank space in the following passage.
       Last month Lan’s father (1)               her to a glass factory. They visited the recycling workshop where the broken glass was smashed (2)                    small pieces, and the glass was washed with a particular detergent liquid. After that, it was dried up and mixed (3)          some chemicals. The mixture was put into a very (4)          temperature furnace to melt into liquid. The workers in the factory used long pipes (5)            the liquid into a variety of shapes. All the glassware looks nice. Lan was very impressed by the journey.
1.   A. asked                   B. took                            C. told                D. gave
2.   A. under                  B. into                            C. in                    D. on
3.   A. in                          B. of                                C. up                  D. with
4.   A. high                     B. strong                            C. low                D. weak
5.   A. change                B. to make                        C. to blow                  D. to have
Exercise 14. Complete the passage with the words given in the box.
      waste             surprised         resources          recycling                ton
         labor               thrown           discussion          requires          preserved  
              Ba’s class has a (1)                on waste paper. His friends are so (2)                      to learn that every day throughout the world, millions of newspapers and paper bags are (3)                             away. People are collecting waste paper and (4)                it. Making paper (5)                                    a lot of trees and labor. Now if people don’t (6)                                      paper, they can save (7)                                        and money. Especially, people can save the natural (8)                            . For every (9)                               of recycled newsprint, ten trees can be saved. The more paper people save, the more natur