It’s a shame ______ able to give them any advice.
| A．not to have been | B．to have not been | C．to have been not | D．to not have been |
The teacher's efforts ______ when one of his students was admitted to Beijing University.
| A．paid back | B．paid off | C．paid for | D．paid out |
．He, as well as I ______ going to help you.
| A．is | B．am | C．are | D．be |
Nothing can persuade her to change her mind ______ it is made up.
| A．when | B．while | C．since | D．once |
—I’m going to Beijing tomorrow.
—What a ______! I’m going there too.
| A．opportunity | B．luck | C．coincidence | D．danger |
Your success has resulted ______ your hard work. His angry words resulted ______ a fight.
| A．from; from | B．in; in | C．in; from | D．from; in |