When Jane fell off the bike, the other children ________.
A.were not able to help laughter B.could not help but laughing C.could not help laughing D.could not help to laugh正确答案C
When Jane fell off the bike, the other children ________.
A.were not able to help laughter B.could not help but laughing C.could not help laughing D.could not help to laugh正确答案C