The inventor was determined to go on with the experiment_______countless failures.
| A．instead of | B．because of |
| C．in favor of | D．regardless of |
They are young, but ____ they made it.
| A．after all | B．in all | C．above all | D．for all |
The teacher’s words left us _______ .
| A．think | B．to think | C．thought | D．thinking |
Would you explain _____?
| A．the meaning to us | B．us the meaning |
| C．us to the meaning | D．the meaning us |
She advised us _____ carefully in her class.
| A．listen | B．listening | C．to listen | D．listened |
Many things were stolen and the theft _________ unreported.
| A．became | B．left | C．got | D．went |