It is silly of me _____ all eggs in one basket. That is the worst mistake I have made.
| A．to put | B．to have put | C．put | D．putting |
Mr. Smith works as a government official now, but he ________in a middle school for 5 years.
| A．has worked | B．worked | C．had worked |
D．had been working |
They ______him to drop the plan, but he was determined to carry it through to the end.
| A．urged | B．persuaded | C．encouraged | D．suggested |
Jenny was sad over the loss of the photos she shot in Canada, _________ this was a memory she especially treasured.
| A．if | B．when | C．as | D．where |
I hope you don’t mind me asking, ________where did you buy those shoes?
| A．so | B．and | C．yet | D．but |
The study surveyed 500 families and found the mainproblem people suffered was tiredness, followed by loneliness and anxiety.
| A．domestic | B．public | C．psychological | D．biological |