_______ that he might lose his job, Peter always works extra hours to please his boss.
| A．Worrying | B．Having worried | C．Having been worried | D．Worried |
How much one enjoys himself travelling depends largely onhe goes with，whether his friends or relatives．
| A． | what | B． | who | C． | how | D． | why |
After graduating from college，I took some time off to go travelling ,（）turned out to be a wise decision．
| A． | that | B． | which | C． | when | D． | where |
Because of the heavy traffic，it was already time for lunch break______she got to her office．
| A．since | B．that | C．when | D．until |
．You’ve failed to do what you ____________to and I’m afraid the teacher will blame you．
| A．will expect | B．will be expected | C．expected | D．were expected |
．The lawyer listened with full attention，____________to miss any point．
| A．not trying | B．trying not | C．to try not | D．not to try |