You don’t look ______ today. What’s wrong? –It’s the bad fever.

I’d like to arrive 20 minutes early _____ I can havetime for a cup of tea.[ ]

They had a wonderful time. They ate and ate until no food on the table.

Listen! The teachers ________ a discussion in the meeting room at the moment.

Do you know whether scientists have ________a good way to deal with Influenza H7N9 or not?—Not yet .But they’re trying their best.