— I wonder if I could use your mobile phone.
— ____.
| A．I wonder how | B．I don't wonder |
| C．Sorry， it's out of order | D．No wonder， here it is |
The murder was brought in, with his hands _______ behind his back.
| A．being tied | B．having tied | C．to be tied | D．tied |
It is no use _____to come now. He is busy.
| A．ask him | B．to ask him | C．that you ask him | D．asking him |
Charles Babbage is generally considered ______ the first computer.
| A．to invent | B．inventing | C．to have invented | D．having invented |
I was too excited ______ .
| A．speak | B．to speak | C．not to speak | D．speaking |
"I usually go there by train." "Why not ______ by boat for a change?"
| A．to try going | B．trying to go | C．to try and go | D．try going |