_天津成考网

48.In which country are respondents over 45 more likely to feel happily matched than younger people?

• A、The U.S.A
• B、France.
• C、India.
• D、Canada.

51＿＿

15.I came across this old book while I＿＿my room.

• A、clean
• B、will clean
• C、have cleaned
• D、was cleaning