The secretary has a lot of things to ______ in the office since she has been away for quite a few days.

Progress so far has been very good _____, we are sure that the project will be completed on time [ ]

graduation from college, Joe ______ for a year seeing the country before he went to work in his father’s business.

下列各项中加点字的解释不正确的一项是（ ）

The workers in Australian Air Line had been on strike for two weeks At last they had their pay _______[ ]