Mum, this t-shirt is too small. Would you buy me a one?

What’s the time by your watch?—It’s ________.

I have been to London. I _____ there last month.

Can you go shopping with me tomorrow? —Sorry. I have to _____ my sick mother at home..

Do you know the man is reading the book over there? —Yes, he’s Mr. Green, our PE teacher.