— Would you like to _________ us in a game of cards? — I’d like to, but I have to _________ a lecture.
Some people find the film Avatar difficult______.
This maths problem isthat one.
. Who could have ____ that within 10 years he’d be in charge of the whole company?
This young tree could not have been damaged ______accident; I believe it was done _____ purpose.
All the students ______come from America are here.