1．This is a question that they have often debated (争论)．
2．Television stations around the world are linked (联系) by satellite.
3．After the play they called for the_author (作者) to show himself.
4．Knowledge without common sense counts (有价值) for little.
5．It doesn't matter (有关系) if I have missed the train, because there is another later.
6．If someone notes that I made a grammatical (grammar) mistake in an article, I'll happily correct it.
7．The bad weather increased the danger of their exploration (explore)．
8．There is a wide variety (various) of patterns to choose from.
9．The child would have drowned if the old man hadn't instantly (instant) rescued him.
10．After so many years she was still recognisable (recognise) at once.
