We are at your service. Don’t to turn to us if you have any further problems.
| A．beg | B．hesitate | C．desire | D．seek |
I ____ Mr. White at that time, otherwise I wouldn’t have asked you for some information about him.
| A．hadn’t known | B．don’t know | C．didn’t know | D．haven’t known |
It was three o’clock _______ he came back from work.
| A．since | B．when | C．that | D．before |
It shames to me to say it, but I told a lie when _______ at the meeting by my boss.
| A．questioning | B．having questioned | C．questioned | D．to be questioned |
I didn’t know it could do terrible ______to your heart and lungs or ______was more difficult for smoking couples to become pregnant.
| A．ruins; that | B．damage; it | C．damage; that it | D．sufferings; that this |
In Chinese _____, old people’s advice is of great _____.
| A．values; values | B．values; value | C．value; value | D．value; values |