_________ needs further discussion whether we'll build a laboratory or not.

Many people have been ill from a strange disease these days, _____ we’ve never heard of before.

Use your head; nothing taught by others can have the same effect on you as _________learnedthrough practice.

Sarah made________to the airport just in time to catch her plane this morning.

Nobody but me ______ that either you or Tom ______to take part in this activity.