If you _____ the medicine you _____ better now.
—Tom is experienced in driving than Jack. — ,neither passed the test.
— Whenever you are short of money, just come to me.—
—John and I will celebrate our fortieth wedding anniversary next month.—Oh, _________!
_____ I admit that there are problems, I don't' think that they cannot be solved.
As your instructor(教师) advised, you ought to spend your time on something ____ researching into.