Now that you have accepted the task, the only thing you can do now is ______ on how to fulfill it.
| A．reflect | B．try | C．think | D．act |
Mr. Zhang is the best music teacher in our school, but he has hurt his left foot and cannot ________tomorrow's concert.
| A．take part | B．play a part in | C．participate in | D．participate |
Magaret was so ________ to hear any news of her lost son that she was almost driven mad.
| A．relevant | B．annoyed | C．bound | D．dying |
You’d better book the tickets in advance；________ we may miss the chance to enjoy the concert performed by the pop star.
A．however B．otherwise C therefore D．nevertheless
She was scared _______ when hearing the sound of explosion.
| A．to death | B．death | C．of death | D．with death |
Most parents are not __________ the danger of their babies’ eating jelly, which causes most unfortunate incidents to happen.
| A．well aware to | B．very aware of | C．aware that | D．well aware of |