----Can he work out the maths problem? ----I think _____ hard for him to work it out.
With the help of the computer, information can ____every corner of the world swiftly.
---You seem to like sweets. ---_______ .That’s probably why I’m becoming fatter and fatter.
---I’m sorry to have kept you waiting long. ---Never mind. I ____ here for only a few minutes.
---Will you be back ____ five in the afternoon? ---I’m not sure, maybe later than that.
Roy made several kites, but _____ of them can fly high in the sky.