Of the two readable books, which do you think is ______ one for me to read?
______ the terrible pollution, so many beautiful fish are fast disappearing in the river.
All of us found ______ difficult to work out the maths problem.
Doyouhappentoknow________?
Let Tom play with your toys as well, Clare—you must learn to_______.
Johnaskedme_______tovisithisuncle’sfarmwithhim.