______ is even more important is ______ as the earth cooled down, water began to appear on its surface. A. What, that B. That, what C, That, that D. What, what
.A person ______ e-mail account is full won’t be able to send or receive any e-mails.
.It is obvious to the students ______ they should get well prepared for their future.
.I’m sorry you’ve been waiting so long, but it’ll still be some time ____ Brian gets back.
The house I grew up ________ has been taken down and replaced by an office building.
I invited Mary and Jane to dinner, but of them came.