He made a promise_______ he would help me.
| A．what | B．when | C．that | D．which |
She is a bit shy and __________ stand up and answer the teacher's questions.
| A．dares not | B．doesn't dare |
| C．dare not to | D．dares not to |
The little girl __________ go out alone at night.
| A．dared not | B．dares not |
| C．dare not to | D．doesn't dare to |
An unhappy childhood may have some negative effects on a person's character; however, they are not always __________.
| A．practical | B．avoidable |
| C．permanent | D．beneficial |
I can't avoid __________ her.
| A．seeing | B．to see |
| C．being seen | D．see |
So sudden __________ that the enemy had no time to escape.
| A．did the attack | B．the attack did |
| C．was the attack | D．the attack was |