18．The article suggests that when a person 　　　under unusual stress he should be especially careful to have a well-balanced diet.

　　 A．be　 B．would be C．is　 D．was

17．In India more than one hundred languages are spoken,　 　　　only 14 are recognized as official.

　　 A．what B．where　　 C．of which D．all that

16．Their family 　　　　very big with eight kids, so it is very funny to watch how his family　　 　　　 　having dinner.

　　 A．are; are B．is; is　 C．is; are　 D．are; is

15．They managed to 　　　until help arrived.

　　 A．turn on　 B．hold on　 C．keep on　 D．call on

14．Good communication is very important 　　　　your job is.

　　 A．whatever B．however　 C．whichever　　 D．whosever

13．Do you think it is worthwhile to meet the 　　　　of solo travel in an extreme climate?

　　 A．needs　　 B．supplies C．challenges　 D．expeditions

12．Don’t 　　　　what the man says. Work hard and 　　　　yourself, and you’ll succeed one day.

　　 A．believe in; believe　 B．believe; believe in

　　 C．believe; believe　　 D．believe in; believe in

11．In your　　　 ,who is the best football player in the world today?

　　 A．mind B．thought　 C．opinion　 D．advice