Dad is used to smoking and drinking. There is no chance________I am able to talk him into ________.
| A．whether；giving it up | B．of whether；giving them up |
| C．which；stopped it | D．that; getting rid of them |
_________he had only practiced the part a few times; he did it successfully beyond expectation.
| A．Unless | B．If | C．Because | D． Although |
What I’ve just got for Christmas is ________ attractive ipad, ______ present I have been longing for.
| A．an; a | B．an; the | C．the; a | D．the; the |
Laughter, along with an active sense of humor, ______ protect you against a heart attack, according to a recent study.
| A．have helped | B．helped | C．help | D．helps |
To some degree, uncontrolled information from the Internet that many people turn ______ false.
| A．to turn out | B．to turns out | C．turn out | D．turns out |