The teacher stressed again that the students should not ______ any important details while retelling the story.

That so-called football fan doesn’t even know the main difference between the two football teams, _____ surprises all of the people at present.

I wonder how he could _______ not handing in his maths exercises yesterday, for his maths teacher is always strict with his students. [ ]

We talked about the things and persons _______ we remembered at school.

gineer are so busy that they havezero time for outdoor sports activities, __________they have the interest.