The two things are the same in outward form but different _____.

_____ it is a good thing I did not get the post I had applied for, though I must admit that I was disappointed at the time.

With sufficient scientific information a manned trip to Mars should be _____.

They were so far away that I couldn't _____ their faces clearly.

Achieving a high degree of proficiency in English as a foreign language is not a mysterious _____  without scientific basis.

. I must go now. _____, if you want that book I'll bring it next time.

The illness from which Mary is suffering has now been _____ as hepatitis (肝炎).

Jack is good, kind, hard-working and intelligent. _____, I can't speak too highly of him.

Political parties often differ in their views on various _____ concerning their own countries.

If he refuses to _____ my plan, I can probably find someone more cooperative.