He sold his farm, _________ gaining enough money for his journey.
——Come on! I know you have ____gift for music. ------ Sorry. But I’m in _____ bad mood today.
I want to explain _______ that prevented me doing it on time.
. I_______such a foolish mistake if I had been a little more careful.
_______the tourist discovered his mobile phone stolen, he dialed the police number.
. —You ought to have learnt all these sentences by heart. — , but I forgot everything when I was asked to recite them in front of so many students.