A.the photo
B.the head
C.a baseball
D.a stadium

A.dealing with
B.becoming greater than
C.competing with
D.becoming better than

A.upset other people
B.share them with others
C.have lovely memories with friends
D.show off their beautiful lives

A.Posing with Animals
B.Dying for a Selfie
C.A Ban on Selfie-taking
D.Positive Trends in Photography

A.Posing with Animals
B.Dying for a Selfie
C.A Ban on Selfie-taking
D.Positive Trends in Photography

A.unchanged
B.unjustified
C.unnoticed
D.unattended

A.abundant
B.limited
C.insufficient
D.replaceable

A.It creates lots of pollution.
B.It costs more money than other solutions.
C.No one is interested in using it.
D.It won’t work at all in many nations.

A.source of power
B.alternative power
C.green energy
D.nuclear power

A.I have not been to the museum for a year.
B.A year ago, I often went to the museum.
C.My going to the museum lasted a year.
D.At last I went to the museum after a year.