The best way to explore _______ countryside is on _______foot.
—Hi honey, are you okay? You look a little pale.—________.I am too tired these days!
Noticing some passers-by gathering on the road, Jill looked forward _______ what was the matter.
He is a foreigner and he is not _______like that while he is in China.
He knows it is high time that he ________ at once.
I like_________ when the teacher says that my work is satisfactory ________.