— You haven’t said a word about my new coua, Brenda. Do you like it ?— I’m sorry, I _____ anything about it sooner. I certainly think it’s pretty on you. 

Every possible means _______ to prevent the crash , but the computer doesn’t still work．

----- Have you finished your report yet? ----- No. I’ll finish it in _________ ten minutes.

The research showed beyond ________ that smoking contributes to heart diseases.

 —Is there anything else I can get for you except the book? — No. That _____ be it. Thanks a lot.