Tomorrow is Mother’s Day. I want ______ a special gift for my mum.

Carl, why not go andhelp your sister water the flowers there —Why__________ I’m busy myself. Jack is lying on the grass doing nothing.

She sat at her desk，with her eyes________ on the book，________ in its plot.

It’s said that a robot called AlphaGo won the competition over a Korean player in March.— ________ amazing news! I can’t believe!

Does he _______a tennis ball –No, he __________.