Pudong Airport, please. I have to be there by 3:00 pm.–______________, but I’ll do my best.

Jack has been working hard and _____ is no doubt that he will do a good job in the entrance exam.

Hi, Bruce, here’s a letter for you.—Thanks. I wonder _____ .

The custom ,______ as early as the Tang Dynasty, has a history of over 1,000 years.[ ]

What’s DIY exactly, Suzy—It_____ “do-it-yourself”, you do something yourself instead of _____ someone to do it.