－ I came all the way to inform you of the time and place of the meeting.－You could have __________ yourself the trouble by calling me. 

Attention! _________ in the form right now, making sure that every detail supplied is accurate.

 Remove the batteries when they become weak or when the unit is not in use for extended periods. This will           damage to the unit from battery leakage at such times.   

Pierre Curie ______ his own research work and joined Madam Curie in the search for radium.    

   – Have they found out the _____ of the fire?--  Yes. It was a cigarette end that _____ the fire.