These houses are sold at such a low price _______ people expected.
—Mike, I can't find my watch anywhere.—You ________ it while working out.
—Where did you get this book?—I picked it up from a secondhand bookshop if you ________ know.
Jack is an outgoing child, usually kind and helpful, but he ________ lose temper sometimes.
________ a little earlier, you could have got a copy of his latest book.
What's your opinion of Mr Li's request that we ________ spend half an hour reading English aloud every morning?