I think you should complain —___________,of course, you are happy with the way things are.
A．if B．unless C．as D．because
—Waiter! How soon can I get my food? I just have half an hour left before my train leaves.
—It ___________be ready in five minutes.
A．may B．should C．could D．need
___________for his expert advice, John is often asked to help others with their personal affairs.
A．Having known B．Being known C．Known D．Knowing
．—Lend me some more money, will you?
— Sorry, I’ve got _______ at hand myself．You know the iPod player cost me all I had just now.
A．no one B．neither C．none D．nothing
—May I see your ticket, please? I think you ________ in my seat.
—Oh, you’re right．My seat is upstairs．I’m terribly sorry.
A．are sitting B．sit C．sat D．have sat
The flowers___________sweet in the garden attracted the visitors to the beauty of nature.
A．smell B．smelt C．smelling D．to be smelt
