单选题
Britain has a bad{{U}} {{U}} 1
{{/U}} {{/U}}for strikes. In fact there are other countries in Western Europe
and the rest of the world that{{U}} {{U}} 2 {{/U}} {{/U}}more
working days{{U}} {{U}} 3 {{/U}} {{/U}}strikes every year than
Britain. The trouble is that in Britain these strikes occur in{{U}}
{{U}} 4 {{/U}} {{/U}}industries. Some people say
the strikes are due to the unions. Other people{{U}} {{U}} 5
{{/U}} {{/U}}that they are due to bad management. There are
over 495 unions in Britain with a{{U}} {{U}} 6 {{/U}} {{/U}}of
our