Twenty-four is an age fit to get married________.

_____ you were so late this morning?— I forgot to set the alarm before going to bed last night. [ ]

r the heavy traffic, thepolice ___ the thieves who tried to escape in the stolen car.

___the fact that his firstexperiments had failed, Prof. Smith persisted in his research.

－ Whatdo you think of the lion －Well,I think it’s _____ ugly animal.