__________ the police thought he was the most likely one, since they had no exact proof about it, they could not arrest him.
26. — Why is little Jimmy so naughty today? — He is bored, so he _____ a little silly.
25. — Real Madrid is sure to win the match! — It's hard to say. You know, anything _____ happen even in the last minute.
24. Thomas set off, leaving word with his daughter _____ he would come back soon.
23. Our train was two hours ______ because of strong winds and heavy rains.
22. _____ computer has been proved to be _____ important aid in classroom teaching.