"Congress must look into this problem as a matter of urgency" warned the president. The president warned that Congress had to look into that problem as a matter of urgency.

"Carl, I am concerned about your grades. I will talk to your teacher tomorrow", said the mother. The mother told Carl she was concerned about his grades and that she would talk to his teacher tomorrow.

"Go away and don‘t come back before you solve this problem" ordered her boss. Her boss ordered her to go away and not to come back before she had solved that problem.