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Jack is late again. It is _____ of him to keep others waiting.

The rules that punish the students for their bad actions and habits get the students _________.

She has bought herself ______ dress

Lucy has a great sense of humour and always keeps her colleagues        with her stories.

We were _____ at the_______ news that he died yesterday.

--- Do you think the weather is good enough for a field trip?
--- Yes. You couldn’t hope for ________ day at this time of the year.

The scientist corresponds with colleagues in order to learn about matters ________ to her own research.

________ of being involved in the attempted murder, she was questioned by the police.

Though the situation is rather serious, financial leaders are still ______ about global economy.

Do remember to be________. We must avoid any possible risks when doing this dangerous chemical experiment—burns, poisonous gases or cuts from broken tubes.