________, I attended the meeting instead of him last week.
To keep safe _______an earthquake, you should remain at a spot in your room where nothing may fall on you.
—He is eager to try something he has never tried before. —Oh, I see. That’s _______ he’s different from others.
–Do remember to charge the battery 12 hours when you first use it. --_________.
My English teacher insisted that the exercises _________ very difficult and that we ________ it carefully.
28. Alone in a deserted house, he was so busy with his writing that he felt ________ lonely.