--- Where have you been recently?--- I ______ in Hangzhou on business for a week last month.
Under the leadership of the Party, we have won one victory ___.
39.Since she was badly ill, her friend visited her ___.
There are ___ kinds of reference books in the library.
The skirt is too large for me.Would you show me ___ one ?
The children are giving their classroom a good cleaning, ___ are sweeping; ___ are mopping.