1º BACHILLERATO AVANZADO A/C

ENROL VIRTUAL CLASSROOM.....👉👀

REVIEW UNIT 4

Exercise 1 page 48

1 crashed  2 flatline  3 mounting  4 escalated 5 overtake 6 fluctuating 7 plummeting

Exercise 2 page 48

1 poverty 2 life expectancy   3 epidemic   4 climate change    5 terrorism    6 famine 

Exercise 3 page 48

1 mutations   2 transformed   3 adapt    4 altered / amended   5 amendment   6 evolved

Exercise 4 page 48

1 by and large  2 sooner or later  3 here and there   4 safe and sound  5 dos and don’ts 
6 pick and choose

Exercise 5 page 48

1 cosmetic  2 sweeping  3 fundamental  4 subtle   5 profound   6 drastic

Exercise 6 page 48

1 point  2 mean   3 end   4 view  5 comes down 6 even so

Exercise 7 page 49

1 be living    2 have been using   3 have developed   4 be doing   5 found    6 have discovered
7 have changed     8 be fighting   9 be

Exercise 8 page 49

1 a little   2 Many   3 few   4 whole    5 several   6 much  7 all   8 some   9 half    10 every

Exercise 9  page 49
1 b   2 a    3 c   4 a    5 c   6 a  7 c    8 a   9 b