Mr. Lee never said that he hated school when he was a child,?

— I’m going to Japan. — How long _____you _____there? [ ]

It is recommended that the exploration team take with them an extra set of equipment _____ unexpected emergency occurs[ ]

The bargain they reached with their employers was to reduce their wage demand and accept a shorter working week______.[ ]

______, but he couldn’t understand the logical connection of the two subjects.