-Do fish sleep? I think they’re swimming around . -Of course they sleep. But they sleep with their eyes open.
-- Which of the two T-shirts would you like? -- ________. I don't like their styles.
Do you know _an "o" and _ "u" in the word "computer"?
What ________ it is to have a picnic in ________ weather!
-Linda, shall we go and watch Holland Dafeng Flowers next month? -_______ we have the tickets.
—Could you tell me__________ ? —Since 2010.