It is very hard for Mary to work there, for ____ she does can’t satisfy her boss.
Some of the students have already learned enough English to ____ a conversation with a native English speaker.
—It’s a good idea. But who’s going to ____the plan? —I think Tom and Mike will.
His parents died, so he had to _____ himself.
He had learned enough german to _____ a conversation.
Nancy enjoyed herself so much _________ she visited her friends in Sydney last year.