---Bill is a strong-minded boy.---He sure is. He often says nothing can stop him _____ his dream.
Do you have _______ chicken _______ beef?
Last Sunday, Uncle Wang _______ us _______ his home town.
English will help us ______ in our work and study.
—What can you see on the table? –We can see four ___ and six ______.
I didn’t go to bed _______ ten o’clock last night.