She has received all offer from Berkeley，but I don’t know ____________ she will accept it or not．
A. Where B．whether C．what D. which
Lucy pretended to be cheerful，____________ nothing about the argument．
A．says B．said C．to say D．saying
I made a promise to myself ____________ this year，my final year in high school，would be different．
A．whether B．what C．how D．that
If you’re buying today’s paper from the stand，could you get _____________ for me?
A．one B．such C．it D．that
— Do you mind my opening the window? It’s a bit hot in here．
— ______________，as a matter of fact．
A．Go ahead
B．Yes，my pleasure
C．Yes，I do
D．Come on
_____________ hard you try，it is difficult to lose weight without cutting down the amount you eat.
A．Whichever B．Whatever C．However D．Whoever
