1. It is high time that telecommunications companies _____ the options of
unrestricted high-speed internet access to remote and regional areas.
2.Not until the opening ceremony of Center Peak Tower had concluded _____
(A) did it start
(B) it did start
(C) did start it
(D) start it did
3.Some startups don't make a business plan despite _____ it is the main
cause of businesses failing.
(C) the fact that