Completethese sentences with the appropriate form (positive or negative) of can,

Complete these sentences with the appropriate form (positive or negative) of can, could or would.
Alex __________ speak Chinese, but he is planning to start learning next year. 17 Last year, our employees __________ use the new software, so we hired a consultant to teach them. 18 __________ you like to take a career break? 19 Naruto __________ get a promotion at GFS, so he wants to move to another company. 20 Do you think you __________ recommend one or two employment agencies?