I often have conversations with John over telephone, while keep in touch with Tom by__________ letter.
—How many people are still leading ______ life under ________ poverty line in the world? —Perhaps one fourth.
It was only when I reread his poems recently ______ I began to appreciate their beauty.
—Why didn’t you buy the MP4 player? —I’d like to have, but I was £20 ______.
—I wonder if you could go with me to the shopping mall. —Don’t disturb me. I ______ my experiment report all the morning and haven’t finished yet.
—Would you mind if I open the door? —______