48. Gasoline is processed from ____ oil.

A. 　 Colleges receive more applications than before.

B. 　 Colleges look to changing the admission process.

C. 　 Colleges require more things from the applicants.

D. 　 Colleges conduct more tests to applicants.

A. 　 Less innovation efforts.

B. 　 Lowered product quality.

C. 　 Poor working relationships.

D. 　 Bad employment situation.

A. 　 It was a mere piece of decoration.

B. 　 It was the work of a famous artist.

C. 　 It was designed to let out extra smoke.

D. 　 It was easily identifiable from afar.

A. 　 pronounced

B. 　 complied

C. 　 imposed

D. 　 prescribed

A. 　 Making their guests feel at ease.

B. 　 Indicating where they are.

C. 　Turning them off in time.

D. 　 Ensuring their guests’ privacy.

A. 　 assessment

B. 　 assignment

C. 　 exception

D. 　 access

A. 　 To discuss the importance of email.

B. 　 To show how to balance work and life.

C. 　 To give some tips on how to manage time.

D. 　 To share some ideas on how to work well.

A. 　 More than twenty billion.

B. 　 Less than two hundred and twenty million.

C. 　 Approximately two hundred and twenty million.

D. 　 More than two hundred and twenty million.

A. 　 Because her score on math exam was not high.

B. 　 Because her elder sister got higher grade than hers.

C. 　 Because her elder sister fail the exam.

D. 　 Because she fail the exam.

A. 　Legal rights.

B. 　 Moral issues.

C. 　 Likes and dislikes of individuals.

D. 　 The possible impact on manners.