Bob and Tom enjoyed .................. so much on the school trip.

The two girls went upstairs .................... they stayed there for over an hour.

Mike: What do you do on weekends? Roger: Well, normally I'm busy, but I have ________ hours to go out with my friend…

When I came home and logged onto the course platform, I saw that the grades……

The teacher suggested he......Jan and A grade, but in the end, he decided on a B.

Would someone please tell him the correct answer to the question that he. .......... ?