_______ all the inventions have in common is _____they have succeeded.A. What; what B. That; that C. What; that D That; what
Why not try your luck downtown, Bob? That’s ______ the best jobs are.
You can only be sure of_________ you have at present; you cannot be sure of something _____ you might get in the future.
Could I speak to__________ is in charge of International Sales ,please?