He called at every door, urging that people ________his products.[ ]

Mof H7N9 Bird Flu.

I guess you might have missed your train to Wuhan yesterday.—Well, I almost .

_________ there are certainly times when giving up trying is the right thing to do, in most cases all needed is commitment and communication

.Seriously injured in a match, David Beckham ______ lose the chance to show up at the 2010 South Africa World Cup.