Could it be in the public phone box ______ you made me the call yesterday ______ you lost your IP card

In the last two years, the program ________ thousands of children who would otherwise have died.

Tom studies harder this term. _______, he has made great progress in his lessons.

We must ____ to the public the simple fact that drugs are very dangerous．

Success _________three key factors: diligence, talent and luck, of which the first one is of great importance .