The adoption of orphans and physically challengedchildren has been a subject of publicdebate _____ a fire in an unregistered orphanage lastmonth.

The Place Museum is ________. These foreigners are all _________ in it.

In order to protect the environment，supermarkets and stores are forbidden to ______ free plastic bags to shoppers.

our article is too long. You must _______ to about 3000 words.

She works hard ________ she can pass the final exam.