We should eat ________ least one apple a day. It is good for our health.
Jerry is ________ duty today. He needs to clean the blackboard and the classroom.
Vienna is famous for having many great musicians. ________ fact, Johann Strauss wrote plenty of music there.
The more I get to know Nancy, the more I realize that we two have a lot ________．
A.in case B.in common C.in need D.in peace
What a nice day! We should go sightseeing ________ watching TV at home.
A.because of B.instead of C.together with D.out of
Many wild animals are , and it’s time for us to do whatever we can to protect them.
A.on duty B.on show
C.in order D.in danger
