—You don't seem to be quite yourself today. What's wrong? —Oh, I'm suffering from a cold. Nothing serious,________
While watching television, _______.
Only after my friend came _______.
He expressed a hope _______ he would visit China again the next year, and this was the very hope _______ he would express as soon as he arrived in the country.
Great changes have taken place in that school. It is no longer _______ it was 20 years ago, _______ it was so poorly equipped.
—How did you save the drowning girl? —By using a _______.