1.i'm writing to explain about the watch i bought last week

1.i'm writing to explain about the watch i bought last week for it（ ）5 minutes every day.
a.gains b.gets c.acquires d.earns
2.it is amazing that taking plenty of exercises every day makes henry such a（n）（ ）man.
a.lively b.energetic c.active d.impressive
3.to win a game,the coach must know the （ ）and weakness of every player in his team.
a.strength b.power c.ability d.force
4.what the mother concerns is that her only son( )smoking especially when he feels down.
a.turns up b.turns to c.turns away d.turn down
5.we should repect the （ ）in a foreign country however different ist is from your own.
a.practice b.tradition c.habit d.custom
6.due to the fact that i was worried about the safety of my child in such a heavy rainstorm,my attention began to ( )off my work
a.wonder b.wander c.separate d.divide
7.while it is necrssary to consider this risk,it is also important to ( )it against the benefits of taking the treatment.
a.balance b.fight c.think d.struggle
8.nearly all educators believe that a challenging situation can often ( ) the best of a person.
a.bring up b.bring about c.bring out d.bring forward
9.our teacher advised you to( )the article that is too long so as to make it fit for the space.
a.cut through b.cut down c.cut up d.cut away
10.his father died in an accident.he stayed with his mother till midnight,comforting her and being comforted( ).
a.in turn b.in return c.in public d.in exchange