Look, dark clouds are gathering. It is _______ to rain soon.
---I have tried very hard to find a way out of the trouble, but failed.---why not ask Frank for help? You see______________.
--According to my grandma, it’s a good idea to eat chicken soup when you have a cold.---________, scientists agree with her too.
In fact, he ______ in bed all the morning without doing anything, but he _____to me about that.
Peter was so excited________he received an invitation from his friend to visit Chongqing.
She stared at the painting, wondering where she ______it.