--Do you want a lift home?---It’s very kind of you, but I have a much late in the office. I overslept this morning because my morning clock _______.
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 _______.