Fill in each blank with one suitable preposition.
19. It is not easy to learn ………………heart all the new words.
20. I’d like some information ………………your school, please.
21. The final examination will be held ………………June 18th, 2013.
22. I told my mother that I wanted to be waken ………………at 6.30.
VI. Supply the correct word form.
23. The tone of his letter is ……………………. (friend)
24. It’s ……………………to see her at this time. It’s too late. (possible)
25. The driver often causes accidents. He drives ……………………. (care)
26. These abbreviations are ……………………used in writing letters. (common)