Although the increase in the present sum used for the research is________, a great breakthrough could still be achieved by the end of this year.
Dad missed a step and fell,_________ the new suitcase rolling down the stairs.
You can’t imagine what difficulty I had ________ you home.
___________, education is about learning and the more you learn, the more equipped for life you are.
--- I want to have the film _________. Can I pick it up tomorrow. --- No, problem.
--- How ________ do you attend the evening classes? --- _______, three times per week.