He has searched the ________ or 2 hours for the information about Yang Liwei.
| A．mouse | B．keyboard | C．Internet | D．computer |
We would have called a taxi yesterday if Haroldus a ride home.
| A． | didn't offer | B． | wouldn't offer |
| C． | hasn't offered | D． | hadn't offered |
Everything was placed exactly ___________he wanted it for the graduation ceremony.
| A．while | B．when | C．where | D．though |
Parents and children should communicate more to ________the gap between them so that they can understand
each other better.
| A．open | B．narrow | C．widen | D．leave |
The three of us __________around Europe for about a month last summer.
| A．travelled | B．have travelled | C．had travelled | D．travel |
He got up late and hurried to his office,the breakfast untouched.
| A． | left | B． | to leave | C． | leaving | D． | having left |