Mr. Black, as far as I know, is said _______ a book on the history of the Ming Dynasty, which turns out to be a bestseller.
| A．to write | B．to have written |
| C．to be writing | D．having written |
Henry has come in his raincoat and gumboots ,_____for rain.
| A．prepared | B．preparing | C．having prepared | D．prepares |
–Hi,Li hua!I have two tickets for Shang Weijie’s concert tomorrow.
-Really? But I’m busy now. _____I be free , I'd like to go very much .
| A．Should | B．Could | C．Might | D．Will |
It was _____I met him in Beijing.
| A．two years since | B．two years ago that |
| C．for two years since | D．since two years ago |
The question occurred to me _____ we should go to get the car repaired. We were in the forest at that time.
| A．when | B． where | C．which | D．that |
—Dad, can we go to the shop? I want to buy some sweets．
—__________. Can’t you see I’m busy at the moment?
| A．Take it easy | B．Forget it | C．No problem | D．Don’t mention it |