Hello, may I speak to Mr Green , please?—Sorry. He ________ a meeting. Can you call him later?

I can’t breathe ______ my nose.[ ]

What should I get_____ my dad?-A tie. I think he’ll like it.[ ]

He speaks too quickly_________.

The terrible drought has captured worldwide attention. As responsible citizens, we must never ______ the terrible situation that our common home is faced with.