Question

They ________ until the giant disappeared．

1. A.
   dare not come out
2. B.
   dared not to come out
3. C.
   dare not to come out
4. D.
   didn't dare to come out

Answer 1

D
dare如果被用作情態動詞時其結構是dared not do sth；dare如果被用作實義動詞時其結構是didn't dare to do sth。句中dare用作實義動詞。