How would you like to find a secretary for your office?—_____. [ ]

I’ve decided to go to London next weekend. I was wondering ___ you could go with me.

It is not how much we do but how much love we put intowhat we do _____ benefits our work most.

How could you be so rude as to walk in here in themiddle of my class— _________.

_____ the steep mountains，he had no difficulty reaching the top.