—What time do we have to be at the gate?
—_______ passengers start to board the plane.
| A．Hurriedly |
| B．Soon |
| C．Immediately |
| D．Since |
__ to get there before two, we set out earlier than before.
| A．So as to | B．In order | C．So that | D．In order that |
Mathilde and her husband __ to work hard to pay off the debts.
| A．made their mind | B．made up their minds | C．made up their mind | D．made up their minds |
The thief stood there, with his head ___.
| A．on | B．down | C．to be up | D．to be down |
The book written by Gorky is worth __.
| A．read | B．reading | C．being read | D．to read |
The letter is still in my pocket. I forgot __ it.
| A．post | B．posting | C．to post | D．being posted |