---Is your father a teacher?
---well, he _______.
| A．used to | B．was used to | C．used to be | D．is used to be |
I found him worth because he devoted all his time he had to people in need.
| A．mourning ,help | B．mourning ,helping | C．mourn ,help | D．mourned help excited |
--- Do you know _______? I’m going to see him. --- Sorry，I don’t know．
| A．where does Mr. Li live | B．where did Mr. Li live |
| C．where Mr. Li lives | D．where Mr. Li lived |
Not only she but also Dick and I _______ interested in maths.
| A．is | B．are | C．am | D．be |
She ________ a model before she _______ a superstar.
| A．have been, became | B．had been, become |
| C．had been, became | D．has been, become |
It will take days by car, so let’s fly ______.
| A．instead in | B．instead | C．instead of | D．instead off |