Simon, what do I need to take for the hiking? –You’d better ________ more water than usual. It’s hot today.

Do you know this boy?He works really___.–Yes, I can ___ see him play. He always studies.

The workers in HuaShan Mountains have torubbish to keep the mountains clean.

I ____you yesterday afternoon ,but you ____at home .

One hundred and ten thousand, two hundred and six is ________.