If he ___________ my advice then, he would not be in trouble now.
| A．should take | B．took |
| C．could take | D．had taken |
Every device ______in the plane must be designed and made with great care so as to make sure that nothing goes wrong in operation.
| A．fitted | B．to be fitted | C．fitting | D．being fitted |
He left home early only______he was late as he went a wrong way.
| A．found | B．to find | C．finding | D．being found |
He looked around and caught a man _______ his hand into the pocket of a passenger.
| A．put | B．to be putting | C．to put | D．putting |
The shop doesn’t open until 11 am, _______ it loses a lot of business.
| A．for | B．or | C．but | D．so |
— Beijing or Shanghai? What did you mean?
— We were talking about _______ go to college.
| A．how to | B．where to | C．whether to | D．when to |