I spent half an hour ___________ my homework.
----You needn’t take an umbrella. It isn’t going to rain.----Well, I don’t know. It_____do.
I don’t believe him, we_______before. But I have to say you do look so familiar.
More and more people like shopping online. They mostly receive what we buy by_______.
----Mike. Is that smart phone___________?---- Yes. My mother bought it for me yesterday.
Sarah looked at______finished painting with________ smile on her face.