----- The tomato juice left a brown ______ on the front of your coat.
----- No matter . Cloth of this kind ________ easily .

Achieving a high degree of proficiency in English as a foreign language is not a mysterious ________without scientific basis.

Each of us is likely to develop a personal ________ for certain types of entertainment.

So far，I haven’t adapted to the fast ________of the life in Toronto.

We have worked out the plan and now we must put it into ________.

Anyway，I can’t cheat him—it’s against all my________.            (2011·浙江，18)

“Tommy，run！Be quick！The house is on fire！” the mother shouted，with ________ clearly in her voice.                                                  (2011·湖北，21)

No one can ________ how the election will turn out，as there are many unknown facts.

Anyone who is in ________ of weapons without permission is considered law­breaking.

Experts said it was       that Malaysia Airlines Flight 370(马航370) had changed course and turned back toward Kuala Lumpur(吉隆坡).