I don’t remember when and where I this umbrella.

Progress _____ sofar very good and we are sure that the work will be finished on time

In my opinion, all Mr Tom ______ good to his students in his class at present He is very strict in their study

Many people think it necessary for people who are out of work ______so that they can acquire one or more basic skills for survival in modern society. [ ]

He _____ to us that those eggs which were _____ on the table had been _____ by snakes.