She couldn't help ____(cry) 应该用什么形式来填?

She couldn't help ____(cry) 应该用什么形式来填? I couldn't help ____.A.to cry B.crying she couldn't help ____(smile)at the words. He was't sure who ____(help ).用所给词的适当形式填空,应该怎么填? I couldn't swim when I was yong.She couldn't,____ .怎么填? I couldn’t help praising the master’s鞋匠师傅 ________.后面应该填tech I couldn't help but cry.为什么后面不用不定式to cry呢? Try ____ she might,Sue couldn’t get the door open.为什么填as?语法上 she couldn't help （）when she heard the news 在括号里应该填什么词?don’t worry,don’t move o（ ） cry. She's like 应该填什么____(eat)a bowl of noodles.(在横线上填上适当形式）急! ____ his mother,the baby couldn't help laughing