A.The domination of business languages for some parts of the world.
B.The trend of young generation in choosing a second language.
C.The reasons for the decrease in the number of local languages speakers.
D.The comparison of national languages in the past and the modern world.

A.Mike advised me to return his book on time.
B.Mike blamed me for not returning his book on time.
C.Mike accused me for not returning his book on time.
D.Mike complained to me about returning his book on time.

A.The surgery must not be successful.
B.The surgery probably will be successful.
C.The surgery is unnecessary to be successful.
D.The surgery absolutely will be successful.

A.If they had discussed before the final presentation, they would not have regretted it now.
B.If only they could discuss before the final presentation.
C.They wish they had discussed before the final presentation.
D.If it hadn't been for the discussion before the final presentation, they regret it now.

A.If they had discussed before the final presentation, they would not have regretted it now.
B.If only they could discuss before the final presentation.
C.They wish they had discussed before the final presentation.
D.If it hadn't been for the discussion before the final presentation, they regret it now.

A.But for the final decision to grant the most three excellent students, the university discussed and considered the candidate's potential.
B.Hardly had the university discussed and considered the candidate's potential when they finally decided to grant the most three excellent students.
C.Only after the university discussed and considered the candidate's potential that they finally decided to grant the most three excellent students.
D.Not until the university discussed and considered the candidate's potential did they finally decided to grant the most three excellent students.

A.
B.
C.
D.

A.
B.
C.
D.

A.
B.
C.
D.

A.
B.
C.
D.