Chọn đáp án đúng nhất

1. Scientists said that we may find evidence for life beyond Earth within the next

                              A               B                         C                                D

 decades.

2. Kepler-186f was the first Earth-sized planet discovery in the habitable zone.

                           A                       B                           C                       D

3. The Earth is much closest to the Sun than It is to Jupiter.

                             A          B                     C        D

4. Today’s teenagers use technology to stay in touch to friends at all times.

                  A                                           B                          C              D

5. Andrew reported that he saw an UFO silently flying through the sky.

                           A                B       C                 D