chọn a,b,c or d
1.If we reduce the energy we use,we....................money
a,ARE SAVING        b,will save       c,will be saved          d,will be saving
2.At 3 o'clock tomorrow afternoon,I ......................the meeting on climate Change 
a,attended         b,have attended                c,will be attended                 d,will be attending
3.the effects of climate change.....................at the high-level conference next month
a,will discuss                        b,will be discussing               c,will be discussed                 d,was discussed
4.Do you think renewable energy..................fossil energy before 2030?
a,will replace                 b,is replacing                         c,will be replacing                  d,will be replaced
5. the children.............................to school because it's snowing
a,are walking                    b,will walk                     c,will be walking                       d,won't be walking
6.solar anh wind .....................instead of fossil fules within 20 years?
a,are used                         b,will be used                      c,will use                     d,will be using
7.Humankind's future..................................bright if they can utilize renewable energy in the future
a,is                   b,was                       c,will be                        d,won't be
8.Where ..................in ten years?
a,do you live                  b,are you living                     c,will you be lived                    d,will you be living
9.we.................able to create a future that's free of carbon pollution by using renewable energy sources
a,will be               b,won't be                       c,will be being                      d,will have been
10.solar panels..................................outdoors to capture sunlight and transform it into electricity
a,will place                         b,will be placing                     c,will be placed                 d,will have placed