1. It is high time that telecommunications companies _____ the options of
unrestricted high-speed internet access to remote and regional areas.
(A) provides
(B) providing
(C) provided
(D) provide
2.Not until the opening ceremony of Center Peak Tower had concluded _____
raining.
(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.
(A) of
(B) which
(C) the fact that
(D) that
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