_________ seems no sense in complaining.We should take action now.
---Mike must have known that.---No, he ________. How _______ he?
All the essays _____________, the teacher sent the students home.
---I was trying to carry out the plan, but I failed.---Well, you _________, for we were uncertain it would do ________.
Up till now, full use of this theory has been ________ in building large ocean-going ships.
If I hadn’t stood under the ladder to catch you, you _________ now.