— I went to your house yesterday afternoon, but you were not in.— Sorry. I _______ basketball with my classmates.

I ______ my mind to study harder since I visited the Shanghai Supercomputer Centre.

—What do you often do at weekends?—I often _________ my grandparents.

I                 tennis with my cousin every day when I was in America.

-- What’ s the weather like? -- Oh， it       outside. Take an umbrella with you.